Base | Representation |
---|---|
bin | 110100000110100… |
… | …101000100000000 |
3 | 2020220211220112000 |
4 | 310012211010000 |
5 | 3242234434104 |
6 | 222423504000 |
7 | 30443031561 |
oct | 6406450400 |
9 | 2226756460 |
10 | 874139904 |
11 | 40947a280 |
12 | 2048b8000 |
13 | 10c140b61 |
14 | 84148168 |
15 | 51b1e639 |
hex | 341a5100 |
874139904 has 144 divisors (see below), whose sum is σ = 2820229440. Its totient is φ = 264867840.
The previous prime is 874139869. The next prime is 874139923. The reversal of 874139904 is 409931478.
It is a tau number, because it is divible by the number of its divisors (144).
It is a self number, because there is not a number n which added to its sum of digits gives 874139904.
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, 70284 + ... + 81780.
Almost surely, 2874139904 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 874139904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1410114720).
874139904 is an abundant number, since it is smaller than the sum of its proper divisors (1946089536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
874139904 is a wasteful number, since it uses less digits than its factorization.
874139904 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11533 (or 11513 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 45.
The square root of 874139904 is about 29565.8570652028. The cubic root of 874139904 is about 956.1520973202.
The spelling of 874139904 in words is "eight hundred seventy-four million, one hundred thirty-nine thousand, nine hundred four".
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