Base | Representation |
---|---|
bin | 11010010010011… |
… | …10101001111010 |
3 | 120100221201212100 |
4 | 31021032221322 |
5 | 422423220010 |
6 | 33514324230 |
7 | 5315262402 |
oct | 1511165172 |
9 | 510851770 |
10 | 220523130 |
11 | 103530323 |
12 | 61a29676 |
13 | 368c1879 |
14 | 21405802 |
15 | 145602c0 |
hex | d24ea7a |
220523130 has 48 divisors (see below), whose sum is σ = 581933664. Its totient is φ = 57926880.
The previous prime is 220523111. The next prime is 220523137. The reversal of 220523130 is 31325022.
220523130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (220523137) 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, 12256 + ... + 24315.
It is an arithmetic number, because the mean of its divisors is an integer number (12123618).
Almost surely, 2220523130 is an apocalyptic number.
220523130 is an abundant number, since it is smaller than the sum of its proper divisors (361410534).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220523130 is a wasteful number, since it uses less digits than its factorization.
220523130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36651 (or 36648 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 220523130 is about 14850.0212121061. The cubic root of 220523130 is about 604.1591853427.
Adding to 220523130 its reverse (31325022), we get a palindrome (251848152).
The spelling of 220523130 in words is "two hundred twenty million, five hundred twenty-three thousand, one hundred thirty".
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