15,347,836

2² × 7 × 137 × 4001

15,347,836 factors as 2^2 × 7 × 137 × 4001. Its 24 positive divisors give a proper-divisor sum of 15,579,620, so this integer is abundant. The Collatz stopping time is 210 steps.

Prime Factor Structure

Factorization String 2^2 × 7 × 137 × 4001

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 30,927,456

Proper Divisor Sum 15,579,620

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #15347833 ← → #15347881

Radix Representation

Decimal	15347836
Binary	111010100011000001111100 (24 bits)
Octal	0o72430174
Hexadecimal	0xEA307C

Divisor Catalog (24)

Collatz Trajectory (210 steps to reach 1)

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

15,347,836 7,673,918 3,836,959 11,510,878 5,755,439 17,266,318 8,633,159 25,899,478 12,949,739 38,849,218 19,424,609 58,273,828 29,136,914 14,568,457 43,705,372 21,852,686 10,926,343 32,779,030 16,389,515 49,168,546 24,584,273 73,752,820 36,876,410 18,438,205 55,314,616 27,657,308 13,828,654 6,914,327 20,742,982 10,371,491 31,114,474 15,557,237 46,671,712 23,335,856 11,667,928 5,833,964 2,916,982 1,458,491 4,375,474 2,187,737 6,563,212 3,281,606 1,640,803 4,922,410 2,461,205 7,383,616 3,691,808 1,845,904 922,952 461,476 230,738 115,369 346,108 173,054 86,527 259,582 129,791 389,374 194,687 584,062

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