Base | Representation |
---|---|
bin | 1100001011110… |
… | …0011100000000 |
3 | 10120011022210210 |
4 | 3002330130000 |
5 | 101040302423 |
6 | 5023154120 |
7 | 1160241522 |
oct | 302743400 |
9 | 116138723 |
10 | 51103488 |
11 | 26934897 |
12 | 15145940 |
13 | a783767 |
14 | 6b03a12 |
15 | 4746b93 |
hex | 30bc700 |
51103488 has 36 divisors (see below), whose sum is σ = 136011848. Its totient is φ = 17034240.
The previous prime is 51103477. The next prime is 51103517. The reversal of 51103488 is 88430115.
It is a super-2 number, since 2×511034882 = 5223132971532288, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32503 + ... + 34038.
Almost surely, 251103488 is an apocalyptic number.
It is an amenable number.
51103488 is an abundant number, since it is smaller than the sum of its proper divisors (84908360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51103488 is an equidigital number, since it uses as much as digits as its factorization.
51103488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66560 (or 66546 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 30.
The square root of 51103488 is about 7148.6703658792. The cubic root of 51103488 is about 371.0936427356.
The spelling of 51103488 in words is "fifty-one million, one hundred three thousand, four hundred eighty-eight".
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