Properties of the Number 101

One Hundred One

Basics

Value: 100 → 101 → 102

Parity: odd

Prime: Yes

Previous Prime: 97

Next Prime: 103

Digit Sum: 2

Digital Root: 2

Palindrome: Yes

Factorization: 101

Divisors: 1, 101

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100101

Octal: 145

Duodecimal: 85

Hexadecimal: 65

Square: 10201

Square Root: 10.04987562112089

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

The prime numbers. A40

Coordination sequence for planar net 3.3.3.3.6 (also called the fsz net). A250120

a(n) is the number of partitions of n (the partition numbers). A41

Squarefree numbers: numbers that are not divisible by a square greater than 1. A5117

The odd numbers: a(n) = 2·n + 1. A5408

Powers of primes. Alternatively, 1 and the prime powers (p^k, p prime, k >= 1). A961

Lesser of twin primes. A1359

Palindromes in base 10. A2113

The binary numbers (or binary words, or binary vectors, or binary expansion of n): numbers written in base 2. A7088

Prime numbers at the beginning of the 20th century (today 1 is no longer regarded as a prime). A8578

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