Properties of the Number 90149

Ninety Thousand One Hundred Forty-Nine

Basics

Value: 90148 → 90149 → 90150

Parity: odd

Prime: Yes

Previous Prime: 90127

Next Prime: 90163

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 90149

Divisors: 1, 90149

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110000000100101

Octal: 260045

Duodecimal: 44205

Hexadecimal: 16025

Square: 8126842201

Square Root: 300.24823063591896

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 of n having nonnegative even rank (the rank of a partition is the largest part minus the number of parts). A101709

Primes starting and ending with 9. A62335

Primes of the form (2+n)*(1+2·n)+(1+n)*(2+2·n). A171748

Emirps starting and ending with composite digit 9. A128374

Canyon primes (A134971) whose first and last digits are 9. A179673

Primes using all the square digits {0, 1, 4, 9} and no others. A331346

Number of degree-n irreducible polynomials over GF(2); number of n-bead necklaces with beads of 2 colors when turning over is not allowed and with primitive period n; number of binary Lyndon words of length n. A1037

Number of partitions of 1 into n powers of 1/2; or (according to one definition of "binary") the number of binary rooted trees. A2572

G.f. satisfies A(x) = 1 + x·A(x)² + x²*A(x)⁴ + x³*A(x)⁶. A186241

Restricted partitions. A2573