Base | Representation |
---|---|
bin | 101010111101… |
… | …0010001110100 |
3 | 1120101011221012 |
4 | 1111322101310 |
5 | 21231132243 |
6 | 2122411352 |
7 | 362265512 |
oct | 125722164 |
9 | 46334835 |
10 | 22520948 |
11 | 1179235a |
12 | 7660b58 |
13 | 4886a08 |
14 | 2dc34b2 |
15 | 1e9cd18 |
hex | 157a474 |
22520948 has 12 divisors (see below), whose sum is σ = 39538212. Its totient is φ = 11224320.
The previous prime is 22520941. The next prime is 22520957. The reversal of 22520948 is 84902522.
It can be written as a sum of positive squares in 2 ways, for example, as 4048144 + 18472804 = 2012^2 + 4298^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22520941) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7613 + ... + 10148.
It is an arithmetic number, because the mean of its divisors is an integer number (3294851).
Almost surely, 222520948 is an apocalyptic number.
It is an amenable number.
22520948 is a deficient number, since it is larger than the sum of its proper divisors (17017264).
22520948 is a wasteful number, since it uses less digits than its factorization.
22520948 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18082 (or 18080 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 32.
The square root of 22520948 is about 4745.6240896219. The cubic root of 22520948 is about 282.3983940341.
The spelling of 22520948 in words is "twenty-two million, five hundred twenty thousand, nine hundred forty-eight".
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