Base | Representation |
---|---|
bin | 101111100000100011… |
… | …011001010000111000 |
3 | 11212200010002212102211 |
4 | 233200203121100320 |
5 | 1313433033441120 |
6 | 35233512304504 |
7 | 3454060655161 |
oct | 574043312070 |
9 | 155603085384 |
10 | 51012015160 |
11 | 1a6a7a53017 |
12 | 9a779a2134 |
13 | 4a6c625a72 |
14 | 267ccc8768 |
15 | 14d864b25a |
hex | be08d9438 |
51012015160 has 16 divisors (see below), whose sum is σ = 114777034200. Its totient is φ = 20404806048.
The previous prime is 51012015139. The next prime is 51012015199. The reversal of 51012015160 is 6151021015.
It is a happy number.
It is a congruent number.
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, 637650150 + ... + 637650229.
Almost surely, 251012015160 is an apocalyptic number.
It is an amenable number.
51012015160 is an abundant number, since it is smaller than the sum of its proper divisors (63765019040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51012015160 is a wasteful number, since it uses less digits than its factorization.
51012015160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1275300390 (or 1275300386 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 22.
Adding to 51012015160 its reverse (6151021015), we get a palindrome (57163036175).
The spelling of 51012015160 in words is "fifty-one billion, twelve million, fifteen thousand, one hundred sixty".
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