Base | Representation |
---|---|
bin | 10101100011111110… |
… | …001101110101111000 |
3 | 2012202111202001111220 |
4 | 111203332031311320 |
5 | 334403413343423 |
6 | 14345205352040 |
7 | 1446505344042 |
oct | 254376156570 |
9 | 65674661456 |
10 | 23152090488 |
11 | 990082a28a |
12 | 45a1708620 |
13 | 224c740737 |
14 | 1198b9ca92 |
15 | 9078539e3 |
hex | 563f8dd78 |
23152090488 has 32 divisors (see below), whose sum is σ = 58972309200. Its totient is φ = 7571752448.
The previous prime is 23152090477. The next prime is 23152090517. The reversal of 23152090488 is 88409025132.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9099393 + ... + 9101936.
Almost surely, 223152090488 is an apocalyptic number.
It is an amenable number.
23152090488 is an abundant number, since it is smaller than the sum of its proper divisors (35820218712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23152090488 is a wasteful number, since it uses less digits than its factorization.
23152090488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18201391 (or 18201387 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 42.
The spelling of 23152090488 in words is "twenty-three billion, one hundred fifty-two million, ninety thousand, four hundred eighty-eight".
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