Base | Representation |
---|---|
bin | 1100010000101… |
… | …1110000111011 |
3 | 10120202211111222 |
4 | 3010023300323 |
5 | 101131202121 |
6 | 5034142255 |
7 | 1163064026 |
oct | 304136073 |
9 | 116684458 |
10 | 51428411 |
11 | 27036a21 |
12 | 1528198b |
13 | a868618 |
14 | 6b8a1bd |
15 | 47ad0ab |
hex | 310bc3b |
51428411 has 8 divisors (see below), whose sum is σ = 53222400. Its totient is φ = 49642920.
The previous prime is 51428407. The next prime is 51428423. The reversal of 51428411 is 11482415.
51428411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 51428411 - 22 = 51428407 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51428401) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 11720 + ... + 15498.
It is an arithmetic number, because the mean of its divisors is an integer number (6652800).
Almost surely, 251428411 is an apocalyptic number.
51428411 is a deficient number, since it is larger than the sum of its proper divisors (1793989).
51428411 is a wasteful number, since it uses less digits than its factorization.
51428411 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4249.
The product of its digits is 1280, while the sum is 26.
The square root of 51428411 is about 7171.3604706499. The cubic root of 51428411 is about 371.8784698591.
The spelling of 51428411 in words is "fifty-one million, four hundred twenty-eight thousand, four hundred eleven".
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