Base | Representation |
---|---|
bin | 1000111001110… |
… | …10011110010100 |
3 | 12012112120020012 |
4 | 10130322132110 |
5 | 123110012104 |
6 | 11224455352 |
7 | 1564561310 |
oct | 434723624 |
9 | 165476205 |
10 | 74688404 |
11 | 3918355a |
12 | 2101a558 |
13 | 1262082b |
14 | 9cc2b40 |
15 | 6854d6e |
hex | 473a794 |
74688404 has 24 divisors (see below), whose sum is σ = 149775360. Its totient is φ = 31923936.
The previous prime is 74688403. The next prime is 74688409. The reversal of 74688404 is 40488647.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74688403) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7757 + ... + 14475.
It is an arithmetic number, because the mean of its divisors is an integer number (6240640).
Almost surely, 274688404 is an apocalyptic number.
It is an amenable number.
74688404 is an abundant number, since it is smaller than the sum of its proper divisors (75086956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74688404 is a wasteful number, since it uses less digits than its factorization.
74688404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7127 (or 7125 counting only the distinct ones).
The product of its (nonzero) digits is 172032, while the sum is 41.
The square root of 74688404 is about 8642.2453101032. The cubic root of 74688404 is about 421.1314992165.
The spelling of 74688404 in words is "seventy-four million, six hundred eighty-eight thousand, four hundred four".
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