Base | Representation |
---|---|
bin | 10101100000111100… |
… | …100000110100101110 |
3 | 2012121222012020221100 |
4 | 111200330200310232 |
5 | 334302413443202 |
6 | 14340153143530 |
7 | 1445320625505 |
oct | 254074406456 |
9 | 65558166840 |
10 | 23101312302 |
11 | 98850a7942 |
12 | 45886baba6 |
13 | 2242072083 |
14 | 119214183c |
15 | 90317341c |
hex | 560f20d2e |
23101312302 has 24 divisors (see below), whose sum is σ = 50799903336. Its totient is φ = 7585505136.
The previous prime is 23101312277. The next prime is 23101312321. The reversal of 23101312302 is 20321310132.
23101312302 is a `hidden beast` number, since 231 + 0 + 131 + 2 + 302 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9576453 + ... + 9578864.
It is an arithmetic number, because the mean of its divisors is an integer number (2116662639).
Almost surely, 223101312302 is an apocalyptic number.
23101312302 is an abundant number, since it is smaller than the sum of its proper divisors (27698591034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23101312302 is a wasteful number, since it uses less digits than its factorization.
23101312302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19155392 (or 19155389 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 23101312302 its reverse (20321310132), we get a palindrome (43422622434).
The spelling of 23101312302 in words is "twenty-three billion, one hundred one million, three hundred twelve thousand, three hundred two".
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