Base | Representation |
---|---|
bin | 1101011010010… |
… | …0101110010110 |
3 | 10220211202110010 |
4 | 3112210232112 |
5 | 103344433423 |
6 | 5325341050 |
7 | 1252052643 |
oct | 326445626 |
9 | 126752403 |
10 | 56249238 |
11 | 29829981 |
12 | 16a07786 |
13 | b865996 |
14 | 7682dca |
15 | 4e11693 |
hex | 35a4b96 |
56249238 has 16 divisors (see below), whose sum is σ = 112996800. Its totient is φ = 18666696.
The previous prime is 56249153. The next prime is 56249239. The reversal of 56249238 is 83294265.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 56249196 and 56249205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56249239) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19288 + ... + 22011.
It is an arithmetic number, because the mean of its divisors is an integer number (7062300).
Almost surely, 256249238 is an apocalyptic number.
56249238 is an abundant number, since it is smaller than the sum of its proper divisors (56747562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56249238 is a wasteful number, since it uses less digits than its factorization.
56249238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41531.
The product of its digits is 103680, while the sum is 39.
The square root of 56249238 is about 7499.9491998280. The cubic root of 56249238 is about 383.1529860326.
The spelling of 56249238 in words is "fifty-six million, two hundred forty-nine thousand, two hundred thirty-eight".
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