Properties of the Number 30602

Thirty Thousand Six Hundred Two

Basics

Value: 30601 → 30602 → 30603

Parity: even

Prime: No

Previous Prime: 30593

Next Prime: 30631

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 11 × 13 × 107

Divisors: 1, 2, 11, 13, 22, 26, 107, 143, 214, 286

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111011110001010

Octal: 73612

Duodecimal: 15862

Hexadecimal: 778a

Square: 936482404

Square Root: 174.934273371458

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

Total number of smallest parts in all partitions of n that do not contain 1 as a part. A195820

Number of integer partitions of n > 0 that are not the first sums of any composition with all parts > 1. A391620

a(n) = ∑_i=0..n digsum₄(i)⁴, where digsum₄(i) = A053737(i). A231667

Multiples of 11 with digit sum 11, with no zero digits in odd places. A83512

a(n) = (A001359(n+1)² - 1)/24, where A001359 = lesser of twin primes; or: pentagonal numbers (A000326) whose indices are twin ranks (A002822). A308344

Pentagonal numbers that are also Niven numbers. A242043

Pentagonal numbers which are products of four distinct primes. A381919

A hexagonal spiral Fibonacci sequence. A94926

a(n)=(# 1's)-(# 2's) in first n terms of A030588. A30602