Properties of the Number -100120

One Hundred Thousand One Hundred Twenty

Basics

Value: -100121 → -100120 → -100119

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 4

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 5 × 2503

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 2503, 5006

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11000011100011000

Octal: -303430

Duodecimal: -49B34

Hexadecimal: -18718

Square: 10024014400

Square Root: 316.4174457895772

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

Multiples of 4 whose digits add to 4. A63997

Smallest number with n nonprime substrings (Version 3: substrings with leading zeros are counted as nonprime if the corresponding number is not a prime). A213304

"Inside numbers". Pick a term "t" and one of its digits "d". Now jump to the right over d digits if "d" is odd, and to the left over d digits if "d" is even. Whatever the "d" you choose, you will stay on "t". A284515

Number of non-averaging permutations of [n] with first element ceiling(n/2). A296531

Positive numbers k such that k and 2·k are anagrams of each other in base 3 (k is written here in base 3). A23058

a(n) is the least positive integer such that for 1 <= k <= n, the concatenation of the k terms a(n-k+1) through a(n) is a multiple of k. A96085