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3131310232199 = 18301171100499
BaseRepresentation
bin101101100100010000101…
…000100101001010000111
3102002100110101122012202102
4231210100220211022013
5402300410404412244
610354300513302315
7442141533546302
oct55442050451207
912070411565672
103131310232199
11aa7a87aa1736
12426a5156499b
13199386cb2b56
14ab7b03c7b39
15566bc61954e
hex2d910a25287

3131310232199 has 4 divisors (see below), whose sum is σ = 3131481351000. Its totient is φ = 3131139113400.

The previous prime is 3131310232157. The next prime is 3131310232201. The reversal of 3131310232199 is 9912320131313.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3131310232199 - 224 = 3131293454983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3131310232499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85531949 + ... + 85568550.

It is an arithmetic number, because the mean of its divisors is an integer number (782870337750).

Almost surely, 23131310232199 is an apocalyptic number.

3131310232199 is a deficient number, since it is larger than the sum of its proper divisors (171118801).

3131310232199 is a wasteful number, since it uses less digits than its factorization.

3131310232199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171118800.

The product of its (nonzero) digits is 26244, while the sum is 38.

The spelling of 3131310232199 in words is "three trillion, one hundred thirty-one billion, three hundred ten million, two hundred thirty-two thousand, one hundred ninety-nine".

Divisors: 1 18301 171100499 3131310232199