Base | Representation |
---|---|
bin | 111111100000110… |
… | …1000000100100111 |
3 | 12111112002202111011 |
4 | 1333001220010213 |
5 | 13331032221321 |
6 | 551245323051 |
7 | 103545220621 |
oct | 17701500447 |
9 | 5445082434 |
10 | 2131132711 |
11 | 9a3a72604 |
12 | 4b5866487 |
13 | 27c69b596 |
14 | 163071c11 |
15 | c7166ae1 |
hex | 7f068127 |
2131132711 has 2 divisors, whose sum is σ = 2131132712. Its totient is φ = 2131132710.
The previous prime is 2131132691. The next prime is 2131132721. The reversal of 2131132711 is 1172311312.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2131132711 - 213 = 2131124519 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2131132721) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065566355 + 1065566356.
It is an arithmetic number, because the mean of its divisors is an integer number (1065566356).
Almost surely, 22131132711 is an apocalyptic number.
2131132711 is a deficient number, since it is larger than the sum of its proper divisors (1).
2131132711 is an equidigital number, since it uses as much as digits as its factorization.
2131132711 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 252, while the sum is 22.
The square root of 2131132711 is about 46164.1929529803. The cubic root of 2131132711 is about 1286.8763860396.
The spelling of 2131132711 in words is "two billion, one hundred thirty-one million, one hundred thirty-two thousand, seven hundred eleven".
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