Base | Representation |
---|---|
bin | 101011010001000… |
… | …010000010001010 |
3 | 1212120212210010002 |
4 | 223101002002022 |
5 | 2441311310231 |
6 | 200010123002 |
7 | 23662630664 |
oct | 5321020212 |
9 | 1776783102 |
10 | 725885066 |
11 | 34281a215 |
12 | 183120462 |
13 | b75033ba |
14 | 6c595534 |
15 | 43ad70cb |
hex | 2b44208a |
725885066 has 8 divisors (see below), whose sum is σ = 1090528164. Its totient is φ = 362375680.
The previous prime is 725885009. The next prime is 725885089. The reversal of 725885066 is 660588527.
It can be written as a sum of positive squares in 2 ways, for example, as 725171041 + 714025 = 26929^2 + 845^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 725885066.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281825 + ... + 284388.
Almost surely, 2725885066 is an apocalyptic number.
725885066 is a deficient number, since it is larger than the sum of its proper divisors (364643098).
725885066 is a wasteful number, since it uses less digits than its factorization.
725885066 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 566856.
The product of its (nonzero) digits is 806400, while the sum is 47.
The square root of 725885066 is about 26942.2542857869. The cubic root of 725885066 is about 898.7163040544.
The spelling of 725885066 in words is "seven hundred twenty-five million, eight hundred eighty-five thousand, sixty-six".
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