Base | Representation |
---|---|
bin | 1100100001010… |
… | …0100001111001 |
3 | 10122210221010211 |
4 | 3020110201321 |
5 | 101420403024 |
6 | 5113311121 |
7 | 1205231542 |
oct | 310244171 |
9 | 118727124 |
10 | 52512889 |
11 | 27707790 |
12 | 157054a1 |
13 | ab58120 |
14 | 6d8d4c9 |
15 | 4924594 |
hex | 3214879 |
52512889 has 16 divisors (see below), whose sum is σ = 62112960. Its totient is φ = 43767360.
The previous prime is 52512883. The next prime is 52512899. The reversal of 52512889 is 98821525.
It is not a de Polignac number, because 52512889 - 25 = 52512857 is a prime.
It is a super-2 number, since 2×525128892 = 5515207022252642, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (52512883) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21282 + ... + 23620.
It is an arithmetic number, because the mean of its divisors is an integer number (3882060).
Almost surely, 252512889 is an apocalyptic number.
It is an amenable number.
52512889 is a deficient number, since it is larger than the sum of its proper divisors (9600071).
52512889 is a wasteful number, since it uses less digits than its factorization.
52512889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2520.
The product of its digits is 57600, while the sum is 40.
The square root of 52512889 is about 7246.5777440113. The cubic root of 52512889 is about 374.4742594175.
The spelling of 52512889 in words is "fifty-two million, five hundred twelve thousand, eight hundred eighty-nine".
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