λ
Harmonic Matrix

212,798

2 × 103 × 1033
Deficient Even Composite

212,798 has digital root 2. The neighboring primes are 212791 and 212801; its proper-divisor sum differs from the starting integer by -102,988.

Prime Factor Structure

Factorization String 2 × 103 × 1033
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 322,608
Proper Divisor Sum 109,810
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #212791 ← → #212801

Radix Representation

Decimal 212798
Binary 110011111100111110 (18 bits)
Octal 0o637476
Hexadecimal 0x33F3E

Divisor Catalog (8)

1 2 103 206 1,033 2,066 106,399 212,798

Collatz Trajectory (217 steps to reach 1)

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

212,798 106,399 319,198 159,599 478,798 239,399 718,198 359,099 1,077,298 538,649 1,615,948 807,974 403,987 1,211,962 605,981 1,817,944 908,972 454,486 227,243 681,730 340,865 1,022,596 511,298 255,649 766,948 383,474 191,737 575,212 287,606 143,803 431,410 215,705 647,116 323,558 161,779 485,338 242,669 728,008 364,004 182,002 91,001 273,004 136,502 68,251 204,754 102,377 307,132 153,566 76,783 230,350 115,175 345,526 172,763 518,290 259,145 777,436 388,718 194,359 583,078 291,539

More profiles

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