Base | Representation |
---|---|
bin | 1100011100110… |
… | …1000001101111 |
3 | 10122021001101122 |
4 | 3013031001233 |
5 | 101332020030 |
6 | 5103131155 |
7 | 1202601641 |
oct | 307150157 |
9 | 118231348 |
10 | 52220015 |
11 | 27527741 |
12 | 155a3abb |
13 | aa84a23 |
14 | 6d14891 |
15 | 48b78e5 |
hex | 31cd06f |
52220015 has 16 divisors (see below), whose sum is σ = 64087200. Its totient is φ = 40835712.
The previous prime is 52220011. The next prime is 52220023. The reversal of 52220015 is 51002225.
It is a cyclic number.
It is not a de Polignac number, because 52220015 - 22 = 52220011 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 52219975 and 52220002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52220011) 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, 67169 + ... + 67941.
It is an arithmetic number, because the mean of its divisors is an integer number (4005450).
Almost surely, 252220015 is an apocalyptic number.
52220015 is a deficient number, since it is larger than the sum of its proper divisors (11867185).
52220015 is a wasteful number, since it uses less digits than its factorization.
52220015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1066.
The product of its (nonzero) digits is 200, while the sum is 17.
The square root of 52220015 is about 7226.3417439255. The cubic root of 52220015 is about 373.7767906583.
The spelling of 52220015 in words is "fifty-two million, two hundred twenty thousand, fifteen".
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