Base | Representation |
---|---|
bin | 1100001010011… |
… | …1110001100000 |
3 | 10120000000200222 |
4 | 3002213301200 |
5 | 101030100343 |
6 | 5021302212 |
7 | 1156436666 |
oct | 302476140 |
9 | 116000628 |
10 | 51018848 |
11 | 26887241 |
12 | 15104968 |
13 | a75408a |
14 | 6ac0c36 |
15 | 472ba68 |
hex | 30a7c60 |
51018848 has 12 divisors (see below), whose sum is σ = 100443420. Its totient is φ = 25509408.
The previous prime is 51018841. The next prime is 51018871. The reversal of 51018848 is 84881015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51018841) by changing a digit.
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 as a sum of consecutive naturals, namely, 797138 + ... + 797201.
It is an arithmetic number, because the mean of its divisors is an integer number (8370285).
Almost surely, 251018848 is an apocalyptic number.
It is an amenable number.
51018848 is a deficient number, since it is larger than the sum of its proper divisors (49424572).
51018848 is a wasteful number, since it uses less digits than its factorization.
51018848 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1594349 (or 1594341 counting only the distinct ones).
The product of its (nonzero) digits is 10240, while the sum is 35.
The square root of 51018848 is about 7142.7479305937. The cubic root of 51018848 is about 370.8886552766. Note that the first 3 decimals are identical.
The spelling of 51018848 in words is "fifty-one million, eighteen thousand, eight hundred forty-eight".
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