Properties of the Number 74987

Seventy-Four Thousand Nine Hundred Eighty-Seven

Basics

Value: 74986 → 74987 → 74988

Parity: odd

Prime: No

Previous Prime: 74959

Next Prime: 75011

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 11 × 17 × 401

Divisors: 1, 11, 17, 187, 401, 4411, 6817, 74987

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010010011101011

Octal: 222353

Duodecimal: 3748B

Hexadecimal: 124eb

Square: 5623050169

Square Root: 273.8375430798341

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 partitions p = [x(1), ..., x(k)], where x(1) >= x(2) >= ... >= x(k), of n such that min(x(i) - x(i-1)) < number of distinct parts of p. A241823

a(n) is the least m not equal to n such that φ(m) = φ(n). A74987

Number of ordered quadruples (i,j,k,l) in range [0..n] satisfying i == j (mod 2), j == k (mod 3) and k == l (mod 4). A115523