Base | Representation |
---|---|
bin | 1100001111101… |
… | …1001100000000 |
3 | 10120122101101012 |
4 | 3003323030000 |
5 | 101122014022 |
6 | 5032500052 |
7 | 1162362050 |
oct | 303731400 |
9 | 116571335 |
10 | 51360512 |
11 | 26a9aa05 |
12 | 1524a628 |
13 | a843748 |
14 | 6b6d560 |
15 | 4797de2 |
hex | 30fb300 |
51360512 has 36 divisors (see below), whose sum is σ = 117170256. Its totient is φ = 22010880.
The previous prime is 51360499. The next prime is 51360523. The reversal of 51360512 is 21506315.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12539 + ... + 16122.
Almost surely, 251360512 is an apocalyptic number.
It is an amenable number.
51360512 is an abundant number, since it is smaller than the sum of its proper divisors (65809744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51360512 is an equidigital number, since it uses as much as digits as its factorization.
51360512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28684 (or 28670 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 23.
The square root of 51360512 is about 7166.6248680952. The cubic root of 51360512 is about 371.7147387218.
Adding to 51360512 its reverse (21506315), we get a palindrome (72866827).
The spelling of 51360512 in words is "fifty-one million, three hundred sixty thousand, five hundred twelve".
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