Base | Representation |
---|---|
bin | 1100011100110… |
… | …1011100010000 |
3 | 10122021010201111 |
4 | 3013031130100 |
5 | 101332043322 |
6 | 5103143104 |
7 | 1202606614 |
oct | 307153420 |
9 | 118233644 |
10 | 52221712 |
11 | 27528a44 |
12 | 155a4a94 |
13 | aa8572a |
14 | 6d15344 |
15 | 48b8177 |
hex | 31cd710 |
52221712 has 20 divisors (see below), whose sum is σ = 101310480. Its totient is φ = 26077088.
The previous prime is 52221703. The next prime is 52221713. The reversal of 52221712 is 21712225.
It is not an unprimeable number, because it can be changed into a prime (52221713) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14703 + ... + 17905.
It is an arithmetic number, because the mean of its divisors is an integer number (5065524).
Almost surely, 252221712 is an apocalyptic number.
It is an amenable number.
52221712 is a deficient number, since it is larger than the sum of its proper divisors (49088768).
52221712 is a wasteful number, since it uses less digits than its factorization.
52221712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4230 (or 4224 counting only the distinct ones).
The product of its digits is 560, while the sum is 22.
The square root of 52221712 is about 7226.4591606125. The cubic root of 52221712 is about 373.7808395040.
Adding to 52221712 its reverse (21712225), we get a palindrome (73933937).
The spelling of 52221712 in words is "fifty-two million, two hundred twenty-one thousand, seven hundred twelve".
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