λ
Prime Ledger

865,358

2 × 13 × 83 × 401
Deficient Even Composite

865,358 has the prime decomposition 2 × 13 × 83 × 401. Its 4 distinct prime factors produce 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 13 × 83 × 401
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 1,418,256
Proper Divisor Sum 552,898
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #865357 ← → #865363

Radix Representation

Decimal 865358
Binary 11010011010001001110 (20 bits)
Octal 0o3232116
Hexadecimal 0xD344E

Divisor Catalog (16)

1 2 13 26 83 166 401 802 1,079 2,158 5,213 10,426 33,283 66,566 432,679 865,358

Collatz Trajectory (82 steps to reach 1)

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

865,358 432,679 1,298,038 649,019 1,947,058 973,529 2,920,588 1,460,294 730,147 2,190,442 1,095,221 3,285,664 1,642,832 821,416 410,708 205,354 102,677 308,032 154,016 77,008 38,504 19,252 9,626 4,813 14,440 7,220 3,610 1,805 5,416 2,708 1,354 677 2,032 1,016 508 254 127 382 191 574 287 862 431 1,294 647 1,942 971 2,914 1,457 4,372 2,186 1,093 3,280 1,640 820 410 205 616 308 154

More profiles

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