Base | Representation |
---|---|
bin | 1100001111110… |
… | …1001101011011 |
3 | 10120122210201222 |
4 | 3003331031123 |
5 | 101122300140 |
6 | 5033002255 |
7 | 1162425152 |
oct | 303751533 |
9 | 116583658 |
10 | 51368795 |
11 | 26aa6155 |
12 | 1525338b |
13 | a84744a |
14 | 6b72599 |
15 | 479a5b5 |
hex | 30fd35b |
51368795 has 4 divisors (see below), whose sum is σ = 61642560. Its totient is φ = 41095032.
The previous prime is 51368749. The next prime is 51368797. The reversal of 51368795 is 59786315.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-51368795 is a prime.
It is not an unprimeable number, because it can be changed into a prime (51368797) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5136875 + ... + 5136884.
It is an arithmetic number, because the mean of its divisors is an integer number (15410640).
Almost surely, 251368795 is an apocalyptic number.
51368795 is a deficient number, since it is larger than the sum of its proper divisors (10273765).
51368795 is a wasteful number, since it uses less digits than its factorization.
51368795 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10273764.
The product of its digits is 226800, while the sum is 44.
The square root of 51368795 is about 7167.2027318892. The cubic root of 51368795 is about 371.7347200107.
It can be divided in two parts, 5136 and 8795, that added together give a palindrome (13931).
The spelling of 51368795 in words is "fifty-one million, three hundred sixty-eight thousand, seven hundred ninety-five".
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