λ
Harmonic Matrix

177,457

7 × 101 × 251
Deficient Odd Composite

177,457 has digital root 4. The neighboring primes are 177433 and 177467; its proper-divisor sum differs from the starting integer by -149,282.

Prime Factor Structure

Factorization String 7 × 101 × 251
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 205,632
Proper Divisor Sum 28,175
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #177433 ← → #177467

Radix Representation

Decimal 177457
Binary 101011010100110001 (18 bits)
Octal 0o532461
Hexadecimal 0x2B531

Divisor Catalog (8)

1 7 101 251 707 1,757 25,351 177,457

Collatz Trajectory (103 steps to reach 1)

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

177,457 532,372 266,186 133,093 399,280 199,640 99,820 49,910 24,955 74,866 37,433 112,300 56,150 28,075 84,226 42,113 126,340 63,170 31,585 94,756 47,378 23,689 71,068 35,534 17,767 53,302 26,651 79,954 39,977 119,932 59,966 29,983 89,950 44,975 134,926 67,463 202,390 101,195 303,586 151,793 455,380 227,690 113,845 341,536 170,768 85,384 42,692 21,346 10,673 32,020 16,010 8,005 24,016 12,008 6,004 3,002 1,501 4,504 2,252 1,126

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