Base | Representation |
---|---|
bin | 1100010011000… |
… | …0111101110110 |
3 | 10121001120112122 |
4 | 3010300331312 |
5 | 101201041130 |
6 | 5041315542 |
7 | 1164300212 |
oct | 304607566 |
9 | 117046478 |
10 | 51580790 |
11 | 27130458 |
12 | 15335bb2 |
13 | a8bcaa1 |
14 | 6bc9942 |
15 | 47dd2e5 |
hex | 3130f76 |
51580790 has 16 divisors (see below), whose sum is σ = 94154400. Its totient is φ = 20341440.
The previous prime is 51580783. The next prime is 51580799. The reversal of 51580790 is 9708515.
It is a self number, because there is not a number n which added to its sum of digits gives 51580790.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51580799) 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, 35615 + ... + 37034.
It is an arithmetic number, because the mean of its divisors is an integer number (5884650).
Almost surely, 251580790 is an apocalyptic number.
51580790 is a deficient number, since it is larger than the sum of its proper divisors (42573610).
51580790 is a wasteful number, since it uses less digits than its factorization.
51580790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72727.
The product of its (nonzero) digits is 12600, while the sum is 35.
The square root of 51580790 is about 7181.9767473865. The cubic root of 51580790 is about 372.2453915266.
The spelling of 51580790 in words is "fifty-one million, five hundred eighty thousand, seven hundred ninety".
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