1,275,381

3² × 141709

1,275,381 factors as 3^2 × 141709. Its 6 positive divisors give a proper-divisor sum of 566,849, so this integer is deficient. The Collatz stopping time is 80 steps.

Prime Factor Structure

Factorization String 3^2 × 141709

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 1,842,230

Proper Divisor Sum 566,849

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #1275361 ← → #1275401

Radix Representation

Decimal	1275381
Binary	100110111010111110101 (21 bits)
Octal	0o4672765
Hexadecimal	0x1375F5

Divisor Catalog (6)

1 3 9 141,709 425,127 1,275,381

Collatz Trajectory (80 steps to reach 1)

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

1,275,381 3,826,144 1,913,072 956,536 478,268 239,134 119,567 358,702 179,351 538,054 269,027 807,082 403,541 1,210,624 605,312 302,656 151,328 75,664 37,832 18,916 9,458 4,729 14,188 7,094 3,547 10,642 5,321 15,964 7,982 3,991 11,974 5,987 17,962 8,981 26,944 13,472 6,736 3,368 1,684 842 421 1,264 632 316 158 79 238 119 358 179 538 269 808 404 202 101 304 152 76 38

More profiles

Browse other published profiles and their separate link collections.

No other profiles in this collection.

← Previous Integer #1,275,380 Browse Full Index Next Integer #1,275,382 →