Base | Representation |
---|---|
bin | 10100001000111000… |
… | …01111010100001111 |
3 | 1000220111112221112002 |
4 | 22010130033110033 |
5 | 134120323223441 |
6 | 4544505102515 |
7 | 531633613301 |
oct | 120434172417 |
9 | 30814487462 |
10 | 10811929871 |
11 | 4649063a36 |
12 | 2118a87a3b |
13 | 1033c89452 |
14 | 747d15971 |
15 | 4342deb9b |
hex | 28470f50f |
10811929871 has 2 divisors, whose sum is σ = 10811929872. Its totient is φ = 10811929870.
The previous prime is 10811929823. The next prime is 10811929883. The reversal of 10811929871 is 17892911801.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 10811929871 - 210 = 10811928847 is a prime.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10811929801) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5405964935 + 5405964936.
It is an arithmetic number, because the mean of its divisors is an integer number (5405964936).
Almost surely, 210811929871 is an apocalyptic number.
10811929871 is a deficient number, since it is larger than the sum of its proper divisors (1).
10811929871 is an equidigital number, since it uses as much as digits as its factorization.
10811929871 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72576, while the sum is 47.
The spelling of 10811929871 in words is "ten billion, eight hundred eleven million, nine hundred twenty-nine thousand, eight hundred seventy-one".
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