Base | Representation |
---|---|
bin | 10101100010001111… |
… | …100111100101110011 |
3 | 2012200111012002020222 |
4 | 111202033213211303 |
5 | 334324003113341 |
6 | 14342252123255 |
7 | 1446004042541 |
oct | 254217474563 |
9 | 65614162228 |
10 | 23123097971 |
11 | 9896427826 |
12 | 4593a6652b |
13 | 224672c1bc |
14 | 1194db2d91 |
15 | 90502844b |
hex | 5623e7973 |
23123097971 has 2 divisors, whose sum is σ = 23123097972. Its totient is φ = 23123097970.
The previous prime is 23123097931. The next prime is 23123097979. The reversal of 23123097971 is 17979032132.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 23123097971 - 222 = 23118903667 is a prime.
It is not a weakly prime, because it can be changed into another prime (23123097979) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11561548985 + 11561548986.
It is an arithmetic number, because the mean of its divisors is an integer number (11561548986).
Almost surely, 223123097971 is an apocalyptic number.
23123097971 is a deficient number, since it is larger than the sum of its proper divisors (1).
23123097971 is an equidigital number, since it uses as much as digits as its factorization.
23123097971 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 142884, while the sum is 44.
The spelling of 23123097971 in words is "twenty-three billion, one hundred twenty-three million, ninety-seven thousand, nine hundred seventy-one".
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