Properties of the Number 9401

Nine Thousand Four Hundred One

Basics

Value: 9400 → 9401 → 9402

Parity: odd

Prime: No

Previous Prime: 9397

Next Prime: 9403

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 7 × 17 × 79

Divisors: 1, 7, 17, 79, 119, 553, 1343, 9401

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010010111001

Octal: 22271

Duodecimal: 5535

Hexadecimal: 24b9

Square: 88378801

Square Root: 96.95875411740809

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 balls in pyramid with base either a regular hexagon or a hexagon with alternate sides differing by 1 (balls in hexagonal pyramid of height n taken from hexagonal close-packing). A19298

Second pentagonal numbers with odd index: a(n) = (2·n-1)*(3·n-1). A33568

Nonnegative values·of solutions (x, y) to the Diophantine equation x²+(x+79)² = y². A118676

Positive numbers of the form x⁴ - 6·x² * y² + y⁴ (where x,y are integers). A135789

Numbers m such that the decimal number concat(8,m) is a square. A273363

Number of even parts in all partitions of n into distinct parts. A116680

Products of 3 distinct non-Sophie Germain primes. A157347

a(n) = n*(94 + 5·n + 25·n² - 5·n³ + n⁴)/120. A57703

Index of A190874 at record terms. A202187

Principal diagonal of the convolution array A213771. A213772