2,160,261

3² × 47 × 5107

2,160,261 factors as 3^2 × 47 × 5107. Its 12 positive divisors give a proper-divisor sum of 1,027,131, so this integer is deficient. The Collatz stopping time is 65 steps.

Prime Factor Structure

Factorization String 3^2 × 47 × 5107

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,187,392

Proper Divisor Sum 1,027,131

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #2160259 ← → #2160283

Radix Representation

Decimal	2160261
Binary	1000001111011010000101 (22 bits)
Octal	0o10173205
Hexadecimal	0x20F685

Divisor Catalog (12)

1 3 9 47 141 423 5,107 15,321 45,963 240,029 720,087 2,160,261

Collatz Trajectory (65 steps to reach 1)

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

2,160,261 6,480,784 3,240,392 1,620,196 810,098 405,049 1,215,148 607,574 303,787 911,362 455,681 1,367,044 683,522 341,761 1,025,284 512,642 256,321 768,964 384,482 192,241 576,724 288,362 144,181 432,544 216,272 108,136 54,068 27,034 13,517 40,552 20,276 10,138 5,069 15,208 7,604 3,802 1,901 5,704 2,852 1,426 713 2,140 1,070 535 1,606 803 2,410 1,205 3,616 1,808 904 452 226 113 340 170 85 256 128 64

More profiles

Browse other published profiles and their separate link collections.

No other profiles in this collection.

← Previous Integer #2,160,260 Browse Full Index Next Integer #2,160,262 →