λ
Sigma Notebook

6,657,025

52 × 266281
Deficient Odd Composite

6,657,025 is odd and not a perfect square. Its factorization is 5^2 × 266281 and its 6 divisors sum to 8,254,742.

Prime Factor Structure

Factorization String 5^2 × 266281
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 8,254,742
Proper Divisor Sum 1,597,717
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #6657023 ← → #6657041

Radix Representation

Decimal 6657025
Binary 11001011001010000000001 (23 bits)
Octal 0o31312001
Hexadecimal 0x659401

Divisor Catalog (6)

1 5 25 266,281 1,331,405 6,657,025

Collatz Trajectory (178 steps to reach 1)

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

6,657,025 19,971,076 9,985,538 4,992,769 14,978,308 7,489,154 3,744,577 11,233,732 5,616,866 2,808,433 8,425,300 4,212,650 2,106,325 6,318,976 3,159,488 1,579,744 789,872 394,936 197,468 98,734 49,367 148,102 74,051 222,154 111,077 333,232 166,616 83,308 41,654 20,827 62,482 31,241 93,724 46,862 23,431 70,294 35,147 105,442 52,721 158,164 79,082 39,541 118,624 59,312 29,656 14,828 7,414 3,707 11,122 5,561 16,684 8,342 4,171 12,514 6,257 18,772 9,386 4,693 14,080 7,040

More profiles

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