Base | Representation |
---|---|
bin | 1100011010011… |
… | …1001011110101 |
3 | 10121222011202211 |
4 | 3012213023311 |
5 | 101312040023 |
6 | 5055533421 |
7 | 1201355020 |
oct | 306471365 |
9 | 117864684 |
10 | 52065013 |
11 | 27431240 |
12 | 1552a271 |
13 | aa2c300 |
14 | 6cb41b7 |
15 | 4886a0d |
hex | 31a72f5 |
52065013 has 24 divisors (see below), whose sum is σ = 70307136. Its totient is φ = 37440000.
The previous prime is 52065011. The next prime is 52065019. The reversal of 52065013 is 31056025.
It is a happy number.
It is not a de Polignac number, because 52065013 - 21 = 52065011 is a prime.
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52065011) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11013 + ... + 15013.
It is an arithmetic number, because the mean of its divisors is an integer number (2929464).
Almost surely, 252065013 is an apocalyptic number.
It is an amenable number.
52065013 is a deficient number, since it is larger than the sum of its proper divisors (18242123).
52065013 is a wasteful number, since it uses less digits than its factorization.
52065013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4045 (or 4032 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 22.
The square root of 52065013 is about 7215.6089833083. The cubic root of 52065013 is about 373.4066033027.
The spelling of 52065013 in words is "fifty-two million, sixty-five thousand, thirteen".
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