Base | Representation |
---|---|
bin | 11101000010001111… |
… | …110000101101101011 |
3 | 2222110201112000002202 |
4 | 131002033300231223 |
5 | 1002322101332034 |
6 | 22153330050415 |
7 | 2152401214340 |
oct | 350217605553 |
9 | 88421460082 |
10 | 31176199019 |
11 | 12249173839 |
12 | 6060a19a0b |
13 | 2c2ac75054 |
14 | 171a7407c7 |
15 | c2701247e |
hex | 7423f0b6b |
31176199019 has 16 divisors (see below), whose sum is σ = 36127143360. Its totient is φ = 26351170560.
The previous prime is 31176198997. The next prime is 31176199031. The reversal of 31176199019 is 91099167113.
It is a cyclic number.
It is not a de Polignac number, because 31176199019 - 224 = 31159421803 is a prime.
It is a super-2 number, since 2×311761990192 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (31176195019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165299 + ... + 299459.
It is an arithmetic number, because the mean of its divisors is an integer number (2257946460).
Almost surely, 231176199019 is an apocalyptic number.
31176199019 is a deficient number, since it is larger than the sum of its proper divisors (4950944341).
31176199019 is a wasteful number, since it uses less digits than its factorization.
31176199019 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134630.
The product of its (nonzero) digits is 91854, while the sum is 47.
The spelling of 31176199019 in words is "thirty-one billion, one hundred seventy-six million, one hundred ninety-nine thousand, nineteen".
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