Base | Representation |
---|---|
bin | 1100011111011… |
… | …0011001010000 |
3 | 10122120122211020 |
4 | 3013312121100 |
5 | 101402430311 |
6 | 5110515440 |
7 | 1204205640 |
oct | 307663120 |
9 | 118518736 |
10 | 52389456 |
11 | 27632a79 |
12 | 15665b80 |
13 | ab13ba2 |
14 | 6d5a520 |
15 | 48ecc06 |
hex | 31f6650 |
52389456 has 40 divisors (see below), whose sum is σ = 154674624. Its totient is φ = 14968320.
The previous prime is 52389413. The next prime is 52389481. The reversal of 52389456 is 65498325.
52389456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is an unprimeable number.
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, 77625 + ... + 78296.
Almost surely, 252389456 is an apocalyptic number.
52389456 is a gapful number since it is divisible by the number (56) formed by its first and last digit.
It is an amenable number.
52389456 is an abundant number, since it is smaller than the sum of its proper divisors (102285168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52389456 is a wasteful number, since it uses less digits than its factorization.
52389456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155939 (or 155933 counting only the distinct ones).
The product of its digits is 259200, while the sum is 42.
The square root of 52389456 is about 7238.0560926260. The cubic root of 52389456 is about 374.1806251926.
The spelling of 52389456 in words is "fifty-two million, three hundred eighty-nine thousand, four hundred fifty-six".
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