Base | Representation |
---|---|
bin | 10111100111101110100011… |
… | …11110011010001001000000 |
3 | 20210220122211110212002001220 |
4 | 23303313101332122021000 |
5 | 23302011331422334142 |
6 | 302250030025155040 |
7 | 13640504054541150 |
oct | 1363672176321100 |
9 | 223818743762056 |
10 | 51942562308672 |
11 | 15606798313292 |
12 | 59aa99702ba80 |
13 | 22ca216334339 |
14 | cb8067a34760 |
15 | 60122a3222ec |
hex | 2f3dd1f9a240 |
51942562308672 has 112 divisors (see below), whose sum is σ = 157143230739072. Its totient is φ = 14833284894720.
The previous prime is 51942562308619. The next prime is 51942562308719. The reversal of 51942562308672 is 27680326524915.
It is a tau number, because it is divible by the number of its divisors (112).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7017279 + ... + 12374462.
It is a 1-persistent number, because it is pandigital, but 2⋅51942562308672 = 103885124617344 is not.
Almost surely, 251942562308672 is an apocalyptic number.
It is an amenable number.
51942562308672 is an abundant number, since it is smaller than the sum of its proper divisors (105200668430400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51942562308672 is a wasteful number, since it uses less digits than its factorization.
51942562308672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19393756 (or 19393746 counting only the distinct ones).
The product of its (nonzero) digits is 43545600, while the sum is 60.
The spelling of 51942562308672 in words is "fifty-one trillion, nine hundred forty-two billion, five hundred sixty-two million, three hundred eight thousand, six hundred seventy-two".
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