λ
Sigma Notebook

397,863

32 × 44207
Deficient Odd Composite

397,863 is odd and not a perfect square. Its factorization is 3^2 × 44207 and its 6 divisors sum to 574,704.

Prime Factor Structure

Factorization String 3^2 × 44207
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 574,704
Proper Divisor Sum 176,841
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #397849 ← → #397867

Radix Representation

Decimal 397863
Binary 1100001001000100111 (19 bits)
Octal 0o1411047
Hexadecimal 0x61227

Divisor Catalog (6)

1 3 9 44,207 132,621 397,863

Collatz Trajectory (99 steps to reach 1)

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

397,863 1,193,590 596,795 1,790,386 895,193 2,685,580 1,342,790 671,395 2,014,186 1,007,093 3,021,280 1,510,640 755,320 377,660 188,830 94,415 283,246 141,623 424,870 212,435 637,306 318,653 955,960 477,980 238,990 119,495 358,486 179,243 537,730 268,865 806,596 403,298 201,649 604,948 302,474 151,237 453,712 226,856 113,428 56,714 28,357 85,072 42,536 21,268 10,634 5,317 15,952 7,976 3,988 1,994 997 2,992 1,496 748 374 187 562 281 844 422

More profiles

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