Base | Representation |
---|---|
bin | 1100001100110… |
… | …0101111110000 |
3 | 10120021201102212 |
4 | 3003030233300 |
5 | 101044422123 |
6 | 5024431252 |
7 | 1160640341 |
oct | 303145760 |
9 | 116251385 |
10 | 51170288 |
11 | 2697aaa4 |
12 | 15178528 |
13 | a7a7ca0 |
14 | 6b200c8 |
15 | 475b878 |
hex | 30ccbf0 |
51170288 has 20 divisors (see below), whose sum is σ = 106769208. Its totient is φ = 23616960.
The previous prime is 51170267. The next prime is 51170293. The reversal of 51170288 is 88207115.
It is a happy number.
51170288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122798 + ... + 123213.
Almost surely, 251170288 is an apocalyptic number.
It is an amenable number.
51170288 is an abundant number, since it is smaller than the sum of its proper divisors (55598920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51170288 is a wasteful number, since it uses less digits than its factorization.
51170288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 246032 (or 246026 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 32.
The square root of 51170288 is about 7153.3410375852. The cubic root of 51170288 is about 371.2552642030.
The spelling of 51170288 in words is "fifty-one million, one hundred seventy thousand, two hundred eighty-eight".
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