Base | Representation |
---|---|
bin | 11111001110100111… |
… | …001111000110111100 |
3 | 10012112211210120110110 |
4 | 133032213033012330 |
5 | 1022132434204233 |
6 | 23223133110020 |
7 | 2264635116624 |
oct | 371647170674 |
9 | 105484716413 |
10 | 33531163068 |
11 | 13247516117 |
12 | 65b9628310 |
13 | 3214b22bc0 |
14 | 18a13d9884 |
15 | d13b3e663 |
hex | 7ce9cf1bc |
33531163068 has 48 divisors (see below), whose sum is σ = 84279819680. Its totient is φ = 10314584064.
The previous prime is 33531163067. The next prime is 33531163123. The reversal of 33531163068 is 86036113533.
It is a super-2 number, since 2×335311630682 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33531163067) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 618096 + ... + 670152.
Almost surely, 233531163068 is an apocalyptic number.
It is an amenable number.
33531163068 is an abundant number, since it is smaller than the sum of its proper divisors (50748656612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33531163068 is a wasteful number, since it uses less digits than its factorization.
33531163068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56206 (or 56204 counting only the distinct ones).
The product of its (nonzero) digits is 116640, while the sum is 39.
The spelling of 33531163068 in words is "thirty-three billion, five hundred thirty-one million, one hundred sixty-three thousand, sixty-eight".
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