2,490,620

2² × 5 × 11 × 11321

2,490,620 factors as 2^2 × 5 × 11 × 11321. Its 24 positive divisors give a proper-divisor sum of 3,215,668, so this integer is abundant. The Collatz stopping time is 161 steps.

Prime Factor Structure

Factorization String 2^2 × 5 × 11 × 11321

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 5,706,288

Proper Divisor Sum 3,215,668

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #2490617 ← → #2490623

Radix Representation

Decimal	2490620
Binary	1001100000000011111100 (22 bits)
Octal	0o11400374
Hexadecimal	0x2600FC

Divisor Catalog (24)

1 2 4 5 10 11 20 22 44 55 110 220 11,321 22,642 45,284 56,605 113,210 124,531 226,420 249,062 498,124 622,655 1,245,310 2,490,620

Collatz Trajectory (161 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

2,490,620 1,245,310 622,655 1,867,966 933,983 2,801,950 1,400,975 4,202,926 2,101,463 6,304,390 3,152,195 9,456,586 4,728,293 14,184,880 7,092,440 3,546,220 1,773,110 886,555 2,659,666 1,329,833 3,989,500 1,994,750 997,375 2,992,126 1,496,063 4,488,190 2,244,095 6,732,286 3,366,143 10,098,430 5,049,215 15,147,646 7,573,823 22,721,470 11,360,735 34,082,206 17,041,103 51,123,310 25,561,655 76,684,966 38,342,483 115,027,450 57,513,725 172,541,176 86,270,588 43,135,294 21,567,647 64,702,942 32,351,471 97,054,414 48,527,207 145,581,622 72,790,811 218,372,434 109,186,217 327,558,652 163,779,326 81,889,663 245,668,990 122,834,495

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