13,155,835

5 × 7 × 11 × 34171

13,155,835 factors as 5 × 7 × 11 × 34171. Its 16 positive divisors give a proper-divisor sum of 6,527,237, so this integer is deficient. The Collatz stopping time is 148 steps.

Prime Factor Structure

Factorization String 5 × 7 × 11 × 34171

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 19,683,072

Proper Divisor Sum 6,527,237

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #13155827 ← → #13155851

Radix Representation

Decimal	13155835
Binary	110010001011110111111011 (24 bits)
Octal	0o62136773
Hexadecimal	0xC8BDFB

Divisor Catalog (16)

1 5 7 11 35 55 77 385 34,171 170,855 239,197 375,881 1,195,985 1,879,405 2,631,167 13,155,835

Collatz Trajectory (148 steps to reach 1)

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

13,155,835 39,467,506 19,733,753 59,201,260 29,600,630 14,800,315 44,400,946 22,200,473 66,601,420 33,300,710 16,650,355 49,951,066 24,975,533 74,926,600 37,463,300 18,731,650 9,365,825 28,097,476 14,048,738 7,024,369 21,073,108 10,536,554 5,268,277 15,804,832 7,902,416 3,951,208 1,975,604 987,802 493,901 1,481,704 740,852 370,426 185,213 555,640 277,820 138,910 69,455 208,366 104,183 312,550 156,275 468,826 234,413 703,240 351,620 175,810 87,905 263,716 131,858 65,929 197,788 98,894 49,447 148,342 74,171 222,514 111,257 333,772 166,886 83,443

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