Base | Representation |
---|---|
bin | 1100011000101… |
… | …1010100101100 |
3 | 10121202101020010 |
4 | 3012023110230 |
5 | 101244412032 |
6 | 5053253220 |
7 | 1200401220 |
oct | 306132454 |
9 | 117671203 |
10 | 51950892 |
11 | 27363524 |
12 | 15494210 |
13 | a9bc396 |
14 | 6c84780 |
15 | 4862ccc |
hex | 318b52c |
51950892 has 24 divisors (see below), whose sum is σ = 138535936. Its totient is φ = 14843088.
The previous prime is 51950891. The next prime is 51950917. The reversal of 51950892 is 29805915.
It is a self number, because there is not a number n which added to its sum of digits gives 51950892.
It is not an unprimeable number, because it can be changed into a prime (51950891) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309148 + ... + 309315.
Almost surely, 251950892 is an apocalyptic number.
It is an amenable number.
51950892 is an abundant number, since it is smaller than the sum of its proper divisors (86585044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51950892 is a wasteful number, since it uses less digits than its factorization.
51950892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 618477 (or 618475 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 39.
The square root of 51950892 is about 7207.6967194798. The cubic root of 51950892 is about 373.1335811376.
The spelling of 51950892 in words is "fifty-one million, nine hundred fifty thousand, eight hundred ninety-two".
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