Base | Representation |
---|---|
bin | 10101111010101011… |
… | …110001000110011110 |
3 | 2020202001201212122200 |
4 | 111322223301012132 |
5 | 341143440131032 |
6 | 14451100352330 |
7 | 1462113206604 |
oct | 257253610636 |
9 | 66661655580 |
10 | 23533130142 |
11 | 9a86924a95 |
12 | 46892456a6 |
13 | 22b0673ba2 |
14 | 11d3629874 |
15 | 92b01e47c |
hex | 57aaf119e |
23533130142 has 24 divisors (see below), whose sum is σ = 51283186344. Its totient is φ = 7799032464.
The previous prime is 23533130113. The next prime is 23533130191. The reversal of 23533130142 is 24103133532.
23533130142 is a `hidden beast` number, since 2 + 353 + 3 + 1 + 301 + 4 + 2 = 666.
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, 3775488 + ... + 3781715.
It is an arithmetic number, because the mean of its divisors is an integer number (2136799431).
Almost surely, 223533130142 is an apocalyptic number.
23533130142 is an abundant number, since it is smaller than the sum of its proper divisors (27750056202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23533130142 is a wasteful number, since it uses less digits than its factorization.
23533130142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7557384 (or 7557381 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 27.
Adding to 23533130142 its reverse (24103133532), we get a palindrome (47636263674).
The spelling of 23533130142 in words is "twenty-three billion, five hundred thirty-three million, one hundred thirty thousand, one hundred forty-two".
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