Base | Representation |
---|---|
bin | 101111110010001000… |
… | …110111010010010111 |
3 | 11220102200021012100010 |
4 | 233302020313102113 |
5 | 1320034101101020 |
6 | 35323052051303 |
7 | 3464302505355 |
oct | 576210672227 |
9 | 156380235303 |
10 | 51307050135 |
11 | 1a839546180 |
12 | 9b3a763b33 |
13 | 4ab87a5983 |
14 | 26aa1687d5 |
15 | 15044c8de0 |
hex | bf2237497 |
51307050135 has 32 divisors (see below), whose sum is σ = 90054478080. Its totient is φ = 24737158400.
The previous prime is 51307050079. The next prime is 51307050187. The reversal of 51307050135 is 53105070315.
It is not a de Polignac number, because 51307050135 - 28 = 51307049879 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 839046 + ... + 898115.
It is an arithmetic number, because the mean of its divisors is an integer number (2814202440).
Almost surely, 251307050135 is an apocalyptic number.
51307050135 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
51307050135 is a deficient number, since it is larger than the sum of its proper divisors (38747427945).
51307050135 is a wasteful number, since it uses less digits than its factorization.
51307050135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1737359.
The product of its (nonzero) digits is 7875, while the sum is 30.
The spelling of 51307050135 in words is "fifty-one billion, three hundred seven million, fifty thousand, one hundred thirty-five".
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