Base | Representation |
---|---|
bin | 1000010101010… |
… | …10100000010100 |
3 | 11212112111211000 |
4 | 10022222200110 |
5 | 120343420104 |
6 | 10534143300 |
7 | 1506114633 |
oct | 412524024 |
9 | 155474730 |
10 | 69904404 |
11 | 36506239 |
12 | 1b4b1b30 |
13 | 1163716b |
14 | 93d951a |
15 | 620c639 |
hex | 42aa814 |
69904404 has 24 divisors (see below), whose sum is σ = 181233920. Its totient is φ = 23301432.
The previous prime is 69904397. The next prime is 69904447. The reversal of 69904404 is 40440996.
It is a Harshad number since it is a multiple of its sum of digits (36).
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, 323524 + ... + 323739.
Almost surely, 269904404 is an apocalyptic number.
It is an amenable number.
69904404 is an abundant number, since it is smaller than the sum of its proper divisors (111329516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69904404 is a wasteful number, since it uses less digits than its factorization.
69904404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 647276 (or 647268 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 69904404 is about 8360.8853598169. The cubic root of 69904404 is about 411.9408357560.
The spelling of 69904404 in words is "sixty-nine million, nine hundred four thousand, four hundred four".
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