Properties of the Number 42990

Forty-Two Thousand Nine Hundred Ninety

Basics

Value: 42989 → 42990 → 42991

Parity: even

Prime: No

Previous Prime: 42989

Next Prime: 43003

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 5 × 1433

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 1433, 2866

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010011111101110

Octal: 123756

Duodecimal: 20A66

Hexadecimal: a7ee

Square: 1848140100

Square Root: 207.340299990137

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

Denominators of continued fraction convergents to sqrt(179). A41331

Position of first appearance of 2n in the run-compression (A037201) of the first differences (A001223) of the prime numbers (A000040). A376520

Number of binary strings of length n with equal numbers of 00010 and 01000 substrings. A164214

Primes not congruent to 4 (mod 7). A42990