Base | Representation |
---|---|
bin | 1100010011100… |
… | …0000111000111 |
3 | 10121010001200112 |
4 | 3010320013013 |
5 | 101203010210 |
6 | 5042103235 |
7 | 1164451430 |
oct | 304700707 |
9 | 117101615 |
10 | 51610055 |
11 | 27150442 |
12 | 1534ab1b |
13 | a9001c3 |
14 | 6bd6487 |
15 | 47e6d05 |
hex | 31381c7 |
51610055 has 16 divisors (see below), whose sum is σ = 70943040. Its totient is φ = 35308032.
The previous prime is 51610043. The next prime is 51610057. The reversal of 51610055 is 55001615.
It is a cyclic number.
It is not a de Polignac number, because 51610055 - 26 = 51609991 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 51610055.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51610057) 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, 16367 + ... + 19263.
It is an arithmetic number, because the mean of its divisors is an integer number (4433940).
Almost surely, 251610055 is an apocalyptic number.
51610055 is a deficient number, since it is larger than the sum of its proper divisors (19332985).
51610055 is a wasteful number, since it uses less digits than its factorization.
51610055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3418.
The product of its (nonzero) digits is 750, while the sum is 23.
The square root of 51610055 is about 7184.0138502094. The cubic root of 51610055 is about 372.3157775611.
The spelling of 51610055 in words is "fifty-one million, six hundred ten thousand, fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •