Properties of the Number 74125

Seventy-Four Thousand One Hundred Twenty-Five

Basics

Value: 74124 → 74125 → 74126

Parity: odd

Prime: No

Previous Prime: 74101

Next Prime: 74131

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 ³ × 593

Divisors: 1, 5, 25, 125, 593, 2965, 14825, 74125

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010000110001101

Octal: 220615

Duodecimal: 36A91

Hexadecimal: 1218d

Square: 5494515625

Square Root: 272.2590678012396

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Number of n-length words w over a 4-ary alphabet such that w is empty or a prefix z concatenated with letter a_i and i=1 or 0 < #(z,a_i-1) >= #(z,a_i), where #(z,a_i) counts the occurrences of the i-th letter in z. A240610

Group the composite numbers so that the sum of the n-th group is a multiple of the n-th prime: (4), (6), (8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22), (24, 25), (26, 27, 28, 30, 32), (33, 34, ...), ... Sequence gives the first term of each group. A74125

Revert transform of (1 + 2x - x²)/(1 + 3x + 2x² + x³). A49131