Base | Representation |
---|---|
bin | 11101101001001001… |
… | …010000001100001100 |
3 | 10001011012111210100002 |
4 | 131221021100030030 |
5 | 1010141133214424 |
6 | 22342201423432 |
7 | 2204514242000 |
oct | 355111201414 |
9 | 101135453302 |
10 | 31828804364 |
11 | 125535918a5 |
12 | 620349ab78 |
13 | 300322bb66 |
14 | 177d29c700 |
15 | c64471cae |
hex | 76925030c |
31828804364 has 48 divisors (see below), whose sum is σ = 65006088000. Its totient is φ = 13630555008.
The previous prime is 31828804339. The next prime is 31828804373. The reversal of 31828804364 is 46340882813.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1957982 + ... + 1974170.
It is an arithmetic number, because the mean of its divisors is an integer number (1354293500).
Almost surely, 231828804364 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31828804364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32503044000).
31828804364 is an abundant number, since it is smaller than the sum of its proper divisors (33177283636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31828804364 is a wasteful number, since it uses less digits than its factorization.
31828804364 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17647 (or 17631 counting only the distinct ones).
The product of its (nonzero) digits is 884736, while the sum is 47.
The spelling of 31828804364 in words is "thirty-one billion, eight hundred twenty-eight million, eight hundred four thousand, three hundred sixty-four".
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