Base | Representation |
---|---|
bin | 1100001110101… |
… | …0011110100000 |
3 | 10120111220111002 |
4 | 3003222132200 |
5 | 101112321224 |
6 | 5031211132 |
7 | 1161655355 |
oct | 303523640 |
9 | 116456432 |
10 | 51292064 |
11 | 26a5353a |
12 | 15216aa8 |
13 | a81b545 |
14 | 6b5262c |
15 | 47829ae |
hex | 30ea7a0 |
51292064 has 24 divisors (see below), whose sum is σ = 103712868. Its totient is φ = 24952320.
The previous prime is 51292061. The next prime is 51292067. The reversal of 51292064 is 46029215.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (51292061) and next prime (51292067).
It can be written as a sum of positive squares in 2 ways, for example, as 41731600 + 9560464 = 6460^2 + 3092^2 .
It is not an unprimeable number, because it can be changed into a prime (51292061) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20477 + ... + 22844.
Almost surely, 251292064 is an apocalyptic number.
It is an amenable number.
51292064 is an abundant number, since it is smaller than the sum of its proper divisors (52420804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51292064 is a wasteful number, since it uses less digits than its factorization.
51292064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43368 (or 43360 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 51292064 is about 7161.8478062578. The cubic root of 51292064 is about 371.5495376073.
The spelling of 51292064 in words is "fifty-one million, two hundred ninety-two thousand, sixty-four".
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