λ
Harmonic Matrix

117,457

73 × 1609
Deficient Odd Composite

117,457 has digital root 7. The neighboring primes are 117443 and 117497; its proper-divisor sum differs from the starting integer by -115,774.

Prime Factor Structure

Factorization String 73 × 1609
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 119,140
Proper Divisor Sum 1,683
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #117443 ← → #117497

Radix Representation

Decimal 117457
Binary 11100101011010001 (17 bits)
Octal 0o345321
Hexadecimal 0x1CAD1

Divisor Catalog (4)

1 73 1,609 117,457

Collatz Trajectory (48 steps to reach 1)

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

117,457 352,372 176,186 88,093 264,280 132,140 66,070 33,035 99,106 49,553 148,660 74,330 37,165 111,496 55,748 27,874 13,937 41,812 20,906 10,453 31,360 15,680 7,840 3,920 1,960 980 490 245 736 368 184 92 46 23 70 35 106 53 160 80 40 20 10 5 16 8 4 2 1

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