Base | Representation |
---|---|
bin | 10101011110010101… |
… | …011110000111001011 |
3 | 2012111220210112111210 |
4 | 111132111132013023 |
5 | 334210211220042 |
6 | 14331550424203 |
7 | 1444246466361 |
oct | 253625360713 |
9 | 65456715453 |
10 | 23057523147 |
11 | 986240945a |
12 | 4575b02063 |
13 | 2235c7c929 |
14 | 118a3c3631 |
15 | 8ee3c3a9c |
hex | 55e55e1cb |
23057523147 has 16 divisors (see below), whose sum is σ = 32571800352. Its totient is φ = 14458575360.
The previous prime is 23057523121. The next prime is 23057523149. The reversal of 23057523147 is 74132575032.
It is not a de Polignac number, because 23057523147 - 210 = 23057522123 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23057523149) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54604 + ... + 221577.
It is an arithmetic number, because the mean of its divisors is an integer number (2035737522).
Almost surely, 223057523147 is an apocalyptic number.
23057523147 is a deficient number, since it is larger than the sum of its proper divisors (9514277205).
23057523147 is a wasteful number, since it uses less digits than its factorization.
23057523147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 277838.
The product of its (nonzero) digits is 176400, while the sum is 39.
The spelling of 23057523147 in words is "twenty-three billion, fifty-seven million, five hundred twenty-three thousand, one hundred forty-seven".
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