Base | Representation |
---|---|
bin | 1101010110111… |
… | …0101110001101 |
3 | 10220102112000210 |
4 | 3111232232031 |
5 | 103320344140 |
6 | 5320513033 |
7 | 1250142033 |
oct | 325565615 |
9 | 126375023 |
10 | 56028045 |
11 | 29698777 |
12 | 1691b779 |
13 | b7b90b8 |
14 | 7626553 |
15 | 4dbad80 |
hex | 356eb8d |
56028045 has 16 divisors (see below), whose sum is σ = 90332352. Its totient is φ = 29652480.
The previous prime is 56028043. The next prime is 56028047. The reversal of 56028045 is 54082065.
It is an interprime number because it is at equal distance from previous prime (56028043) and next prime (56028047).
It is not a de Polignac number, because 56028045 - 21 = 56028043 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56028041) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12292 + ... + 16221.
It is an arithmetic number, because the mean of its divisors is an integer number (5645772).
Almost surely, 256028045 is an apocalyptic number.
It is an amenable number.
56028045 is a deficient number, since it is larger than the sum of its proper divisors (34304307).
56028045 is a wasteful number, since it uses less digits than its factorization.
56028045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28652.
The product of its (nonzero) digits is 9600, while the sum is 30.
The square root of 56028045 is about 7485.1883743831. The cubic root of 56028045 is about 382.6500927471.
The spelling of 56028045 in words is "fifty-six million, twenty-eight thousand, forty-five".
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