Base | Representation |
---|---|
bin | 10101111111000111… |
… | …001010011011011101 |
3 | 2020221020112020001111 |
4 | 111333013022123131 |
5 | 341321444430022 |
6 | 14502312542021 |
7 | 1464004523143 |
oct | 257707123335 |
9 | 66836466044 |
10 | 23607420637 |
11 | a014856599 |
12 | 46aa0b1911 |
13 | 22c2b85568 |
14 | 11dd447593 |
15 | 9327e6477 |
hex | 57f1ca6dd |
23607420637 has 12 divisors (see below), whose sum is σ = 24967509120. Its totient is φ = 22318070472.
The previous prime is 23607420631. The next prime is 23607420649. The reversal of 23607420637 is 73602470632.
It is a de Polignac number, because none of the positive numbers 2k-23607420637 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 23607420637.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23607420631) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104658 + ... + 241180.
It is an arithmetic number, because the mean of its divisors is an integer number (2080625760).
Almost surely, 223607420637 is an apocalyptic number.
It is an amenable number.
23607420637 is a deficient number, since it is larger than the sum of its proper divisors (1360088483).
23607420637 is a wasteful number, since it uses less digits than its factorization.
23607420637 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137040 (or 137021 counting only the distinct ones).
The product of its (nonzero) digits is 254016, while the sum is 40.
The spelling of 23607420637 in words is "twenty-three billion, six hundred seven million, four hundred twenty thousand, six hundred thirty-seven".
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