Base | Representation |
---|---|
bin | 101011010000010… |
… | …000000101100100 |
3 | 1212120111101110222 |
4 | 223100100011210 |
5 | 2441233233414 |
6 | 200001503512 |
7 | 23661116354 |
oct | 5320200544 |
9 | 1776441428 |
10 | 725680484 |
11 | 34269a541 |
12 | 183041b98 |
13 | b7461249 |
14 | 6c540b64 |
15 | 43a9668e |
hex | 2b410164 |
725680484 has 48 divisors (see below), whose sum is σ = 1330827456. Its totient is φ = 345945600.
The previous prime is 725680469. The next prime is 725680489. The reversal of 725680484 is 484086527.
It is a super-2 number, since 2×7256804842 = 1053224329716948512, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (725680489) 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, 2318312 + ... + 2318624.
It is an arithmetic number, because the mean of its divisors is an integer number (27725572).
Almost surely, 2725680484 is an apocalyptic number.
It is an amenable number.
725680484 is a deficient number, since it is larger than the sum of its proper divisors (605146972).
725680484 is a wasteful number, since it uses less digits than its factorization.
725680484 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 636 (or 634 counting only the distinct ones).
The product of its (nonzero) digits is 430080, while the sum is 44.
The square root of 725680484 is about 26938.4573426171. The cubic root of 725680484 is about 898.6318653173.
The spelling of 725680484 in words is "seven hundred twenty-five million, six hundred eighty thousand, four hundred eighty-four".
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