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Properties of the Number 430

Four Hundred Thirty

Basics

Value: 429 → 430 → 431

Parity: even

Prime: No

Previous Prime: 421

Next Prime: 431

Digit Sum: 7

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 × 43

Divisors: 1, 2, 5, 10, 43, 86, 215, 430

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110101110

Octal: 656

Duodecimal: 2BA

Hexadecimal: 1ae

Square: 184900

Square Root: 20.73644135332772

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

Sphenic numbers: products of 3 distinct primes. A7304
Multiples of 10: a(n) = 10·n. A8592
Generalized 10-gonal numbers: m*(4·m - 3) for m = 0, +- 1, +- 2, +- 3, ... A74377
Sequence and first differences (A030124) together list all positive numbers exactly once. A5228
Untouchable numbers, also called nonaliquot numbers: impossible values for the sum of aliquot parts function (A001065). A5114
Numbers k such that k4 + 1 is prime. A68
Second 10-gonal (or decagonal) numbers: n*(4·n+3). A33954
Shift factorial base representation of n one digit left (with 0 added to right), increment all nonzero digits by one, then convert back to decimal; Numbers with no digit 1 in their factorial base representation. A255411
Sum of composite numbers between successive primes. A54265
a(n) = floor(n3/2). A93