Properties of the Number -155555

One Hundred Fifty-Five Thousand Five Hundred Fifty-Five

Basics

Value: -155556 → -155555 → -155554

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 5 × 53 × 587

Divisors: 1, 5, 53, 265, 587, 2935, 31111, 155555

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100101111110100011

Octal: -457643

Duodecimal: -7602B

Hexadecimal: -25fa3

Square: 24197358025

Square Root: 394.40461457746665

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

Any digit d in the sequence says: "I am part of an integer in which you'll find d digits d". A108571

5-white numbers: partition digits of n⁵ into blocks of 5 starting at right; sum of these 5-digit numbers equals n. A37045

Replace each 1 in decimal expansion of n with 1 1's, each 2 with 2 2's, etc. (0 vanishes). A48376

Write 0, 1, ..., n in binary and add as if they were decimal numbers. A67894

Expansion of g.f. (1+4·x)/((1-x)*(1-10·x)). A99915

Numbers such that each decimal digit d (for all d in the range 1 <= d <= 9) occurs only in runs of length exactly d. A140057

Conversion to octal of the binary expansion given by the first n terms of the period-3 sequence A011655 (repeat 0, 1, 1). A289006

Numbers whose digits are nondecreasing and which have exactly d digits "d" whenever there is at least one digit "d". A247701