Base | Representation |
---|---|
bin | 10101100010000100… |
… | …000000000100110100 |
3 | 2012200021110100200221 |
4 | 111202010000010310 |
5 | 334322213140112 |
6 | 14342102544124 |
7 | 1445636126653 |
oct | 254204000464 |
9 | 65607410627 |
10 | 23120052532 |
11 | 9894737735 |
12 | 4592a38044 |
13 | 2245c03c75 |
14 | 119481d19a |
15 | 904b25e07 |
hex | 562100134 |
23120052532 has 6 divisors (see below), whose sum is σ = 40460091938. Its totient is φ = 11560026264.
The previous prime is 23120052521. The next prime is 23120052533. The reversal of 23120052532 is 23525002132.
It can be written as a sum of positive squares in only one way, i.e., 17099223696 + 6020828836 = 130764^2 + 77594^2 .
It is a super-2 number, since 2×231200525322 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23120052497 and 23120052506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23120052533) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2890006563 + ... + 2890006570.
Almost surely, 223120052532 is an apocalyptic number.
It is an amenable number.
23120052532 is a deficient number, since it is larger than the sum of its proper divisors (17340039406).
23120052532 is a wasteful number, since it uses less digits than its factorization.
23120052532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5780013137 (or 5780013135 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 25.
Adding to 23120052532 its reverse (23525002132), we get a palindrome (46645054664).
The spelling of 23120052532 in words is "twenty-three billion, one hundred twenty million, fifty-two thousand, five hundred thirty-two".
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