2,690,685

3³ × 5 × 19 × 1049

2,690,685 factors as 3^3 × 5 × 19 × 1049. Its 32 positive divisors give a proper-divisor sum of 2,349,315, so this integer is deficient. The Collatz stopping time is 143 steps.

Prime Factor Structure

Factorization String 3^3 × 5 × 19 × 1049

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 5,040,000

Proper Divisor Sum 2,349,315

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #2690671 ← → #2690689

Radix Representation

Decimal	2690685
Binary	1010010000111001111101 (22 bits)
Octal	0o12207175
Hexadecimal	0x290E7D

Divisor Catalog (32)

1 3 5 9 15 19 27 45 57 95 135 171 285 513 855 1,049 2,565 3,147 5,245 9,441 15,735 19,931 28,323 47,205 59,793 99,655 141,615 179,379 298,965 538,137 896,895 2,690,685

Collatz Trajectory (143 steps to reach 1)

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

2,690,685 8,072,056 4,036,028 2,018,014 1,009,007 3,027,022 1,513,511 4,540,534 2,270,267 6,810,802 3,405,401 10,216,204 5,108,102 2,554,051 7,662,154 3,831,077 11,493,232 5,746,616 2,873,308 1,436,654 718,327 2,154,982 1,077,491 3,232,474 1,616,237 4,848,712 2,424,356 1,212,178 606,089 1,818,268 909,134 454,567 1,363,702 681,851 2,045,554 1,022,777 3,068,332 1,534,166 767,083 2,301,250 1,150,625 3,451,876 1,725,938 862,969 2,588,908 1,294,454 647,227 1,941,682 970,841 2,912,524 1,456,262 728,131 2,184,394 1,092,197 3,276,592 1,638,296 819,148 409,574 204,787 614,362

← Previous Integer #2,690,684 Browse Full Index Next Integer #2,690,686 →