Properties of the Number -136723

One Hundred Thirty-Six Thousand Seven Hundred Twenty-Three

Basics

Value: -136724 → -136723 → -136722

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 47 × 2909

Divisors: 1, 47, 2909, 136723

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -100001011000010011

Octal: -413023

Duodecimal: -67157

Hexadecimal: -21613

Square: 18693178729

Square Root: 369.7607334479961

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

Number T(n,k) of entries in the k-th blocks of all set partitions of [n] when blocks are ordered by increasing lengths (and increasing smallest elements); triangle T(n,k), n>=1, 1<=k<=n, read by rows. A319298

Total sum of minimum block sizes in all partitions of n-set. A97147

Triangle read by rows: T(n,k) = number of tilings of a n X k rectangle using 2 X 2 and 1 X 1 tiles and right trominoes, n >= 0, k=0..n. A353963

Number of tilings of a 3 X n rectangle using 2 X 2 and 1 X 1 tiles and right trominoes. A353965