Base | Representation |
---|---|
bin | 1100011000010… |
… | …1110101011000 |
3 | 10121201020101101 |
4 | 3012011311120 |
5 | 101243202113 |
6 | 5053001144 |
7 | 1200245530 |
oct | 306056530 |
9 | 117636341 |
10 | 51928408 |
11 | 27348644 |
12 | 154831b4 |
13 | a9b208c |
14 | 6c7a4c0 |
15 | 485b2dd |
hex | 3185d58 |
51928408 has 32 divisors (see below), whose sum is σ = 111636000. Its totient is φ = 22182912.
The previous prime is 51928403. The next prime is 51928451. The reversal of 51928408 is 80482915.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51928403) 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, 18216 + ... + 20872.
It is an arithmetic number, because the mean of its divisors is an integer number (3488625).
Almost surely, 251928408 is an apocalyptic number.
It is an amenable number.
51928408 is an abundant number, since it is smaller than the sum of its proper divisors (59707592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51928408 is a wasteful number, since it uses less digits than its factorization.
51928408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3019 (or 3015 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 37.
The square root of 51928408 is about 7206.1368291200. The cubic root of 51928408 is about 373.0797434605.
The spelling of 51928408 in words is "fifty-one million, nine hundred twenty-eight thousand, four hundred eight".
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