Base | Representation |
---|---|
bin | 1100001010011… |
… | …1000110111000 |
3 | 10112222212221221 |
4 | 3002213012320 |
5 | 101030003440 |
6 | 5021241424 |
7 | 1156426021 |
oct | 302470670 |
9 | 115885857 |
10 | 51016120 |
11 | 26885191 |
12 | 15103274 |
13 | a752a6c |
14 | 6abdc48 |
15 | 472ad4a |
hex | 30a71b8 |
51016120 has 32 divisors (see below), whose sum is σ = 116737200. Its totient is φ = 20059648.
The previous prime is 51016087. The next prime is 51016151. The reversal of 51016120 is 2161015.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 51016094 and 51016103.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8449 + ... + 13168.
Almost surely, 251016120 is an apocalyptic number.
It is an amenable number.
51016120 is an abundant number, since it is smaller than the sum of its proper divisors (65721080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51016120 is a wasteful number, since it uses less digits than its factorization.
51016120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21687 (or 21683 counting only the distinct ones).
The product of its (nonzero) digits is 60, while the sum is 16.
The square root of 51016120 is about 7142.5569651211. The cubic root of 51016120 is about 370.8820446329.
Adding to 51016120 its reverse (2161015), we get a palindrome (53177135).
The spelling of 51016120 in words is "fifty-one million, sixteen thousand, one hundred twenty".
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