Properties of the Number -1616161

Six Hundred Sixteen Thousand One Hundred Sixty-One

Basics

Value: -1616162 → -1616161 → -1616160

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: Yes

Factorization: 1616161

Divisors: 1, 1616161

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110001010100100100001

Octal: -6124441

Duodecimal: -65B341

Hexadecimal: -18a921

Square: 2611976377921

Square Root: 1271.2832099890252

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

Undulating primes (digits alternate). A32758

Undulating palindromic primes: numbers that are prime, palindromic in base 10, and the digits alternate: ababab... with a ≠ b. A59758

Primes that contain digits 1 and 6 only. A20454

Primes with consecutive digits that differ exactly by 5. A48402

Undulating primes: prime numbers whose digits follow the pattern A, B, A, B, A, B, A, B, ... A242541

Palindromic primes in the sense of A007500 with digits '0', '1' and '6' only. A199306

Primes formed by concatenating n, n, n, and 1 for n = 1, 2, 3,.... A210712

Undulating alternating palindromic primes. A343675

Periodic primes: primes p whose decimal expansion can be written as sss...st, where s is nonempty string of digits not beginning with 0, there are at least two copies of s, and t (which may be absent) is a prefix of s. A232066

Smoothly undulating alternating primes. A343591