Base | Representation |
---|---|
bin | 1100100011110… |
… | …1110011001010 |
3 | 10200010112000121 |
4 | 3020331303022 |
5 | 101441310210 |
6 | 5121053454 |
7 | 1206534430 |
oct | 310756312 |
9 | 120115017 |
10 | 52681930 |
11 | 27812794 |
12 | 1578728a |
13 | abb7052 |
14 | 6dd4d50 |
15 | 49596da |
hex | 323dcca |
52681930 has 32 divisors (see below), whose sum is σ = 109123200. Its totient is φ = 17937600.
The previous prime is 52681921. The next prime is 52681931. The reversal of 52681930 is 3918625.
It is not an unprimeable number, because it can be changed into a prime (52681931) 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, 7905 + ... + 12955.
It is an arithmetic number, because the mean of its divisors is an integer number (3410100).
Almost surely, 252681930 is an apocalyptic number.
52681930 is an abundant number, since it is smaller than the sum of its proper divisors (56441270).
52681930 is a wasteful number, since it uses less digits than its factorization.
52681930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5214.
The product of its (nonzero) digits is 12960, while the sum is 34.
The square root of 52681930 is about 7258.2318783572. The cubic root of 52681930 is about 374.8756446925.
The spelling of 52681930 in words is "fifty-two million, six hundred eighty-one thousand, nine hundred thirty".
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