Properties of the Number 31417

Thirty-One Thousand Four Hundred Seventeen

Basics

Value: 31416 → 31417 → 31418

Parity: odd

Prime: No

Previous Prime: 31397

Next Prime: 31469

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 89 × 353

Divisors: 1, 89, 353, 31417

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111101010111001

Octal: 75271

Duodecimal: 16221

Hexadecimal: 7ab9

Square: 987027889

Square Root: 177.2484132510077

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

Super-Poulet numbers: Poulet numbers whose divisors d all satisfy d∣2^d-2. A50217

Fermat pseudoprimes to base 2 with two prime factors. A214305

Number of Cartesian lattice points in or on the circle x² + y² = 10ⁿ. A68785

Sarrus numbers A001567 that are not Carmichael numbers A002997. A153508

NSW pseudoprimes: odd composite numbers k such that A002315((k-1)/2) == 1 (mod k). A330276

Composite integers k such that 2^k == 2 (mod k*(k+1)). A217465

A relationship between π and the Mandelbrot set. a(n) = number of iterations of z² + c that c-values -0.75 + x·i go through before escaping, where x = 10^-n. Lim_n->inf a(n) * x = π. A97486

Pell pseudoprimes: odd composite numbers n such that P(n)-Kronecker(2,n) is divisible by n. A99011

Intersection of A099011 and A327651. A327652

Number of series-reduced rooted identity trees whose leaves are strict integer partitions whose multiset union is an integer partition of n. A320177