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Properties of the Number -1199999

One Hundred Ninety-Nine Thousand Nine Hundred Ninety-Nine

Basics

Value: -1200000 → -1199999 → -1199998

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 47

Digital Root: 2

Palindrome: No

Factorization: 1199999

Divisors: 1, 1199999

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100100100111101111111

Octal: -4447577

Duodecimal: -49A53B

Hexadecimal: -124f7f

Square: 1439997600001

Square Root: 1095.4446585747726

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

Primes that contain digits 1 and 9 only. A20457
Minimum number k for which the digital sum of k·n is 11·n. A147831
Square array read by antidiagonals upwards: M(n,k) is the initial occurrence of first prime p1 of consecutive primes p1, p2, where p2 - p1 = 2·k, and p1, p2 span a multiple of 10n, n>=1, k>=1. A287050
a(n) = smallest prime q of form q=-1+(p+1)*10w, where p is n-th prime, or 0 if there is no such prime. A55785
a(n) is the smallest positive number m not yet in the sequence with the property that the sum of the even digits of m and the sum of the odd digits of m differ by n. A341011
Primes of the form identical digits preceded by an 11. A201966
Smallest prime obtained by appending one or more 9's to n, -1 if no such prime exists. A373859
a(n) is the smallest number k such that the letter "N" appears n times when k is written in English. A60227
Expansion of x*(1 + 2·x*(5 - 4·x)*(1 + x2)*(1 + x4))/((1 - x)*(1 - 10·x9)). A302556