2,590,445

5 × 11 × 13 × 3623

2,590,445 factors as 5 × 11 × 13 × 3623. Its 16 positive divisors give a proper-divisor sum of 1,062,547, so this integer is deficient. The Collatz stopping time is 94 steps.

Prime Factor Structure

Factorization String 5 × 11 × 13 × 3623

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,652,992

Proper Divisor Sum 1,062,547

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #2590439 ← → #2590457

Radix Representation

Decimal	2590445
Binary	1001111000011011101101 (22 bits)
Octal	0o11703355
Hexadecimal	0x2786ED

Divisor Catalog (16)

1 5 11 13 55 65 143 715 3,623 18,115 39,853 47,099 199,265 235,495 518,089 2,590,445

Collatz Trajectory (94 steps to reach 1)

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

2,590,445 7,771,336 3,885,668 1,942,834 971,417 2,914,252 1,457,126 728,563 2,185,690 1,092,845 3,278,536 1,639,268 819,634 409,817 1,229,452 614,726 307,363 922,090 461,045 1,383,136 691,568 345,784 172,892 86,446 43,223 129,670 64,835 194,506 97,253 291,760 145,880 72,940 36,470 18,235 54,706 27,353 82,060 41,030 20,515 61,546 30,773 92,320 46,160 23,080 11,540 5,770 2,885 8,656 4,328 2,164 1,082 541 1,624 812 406 203 610 305 916 458

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