Base | Representation |
---|---|
bin | 101010111111… |
… | …1001101010011 |
3 | 1120102012122000 |
4 | 1111333031103 |
5 | 21232304024 |
6 | 2123045043 |
7 | 362411415 |
oct | 125771523 |
9 | 46365560 |
10 | 22541139 |
11 | 117a6545 |
12 | 7670783 |
13 | 4892c6a |
14 | 2dca9b5 |
15 | 1ea3cc9 |
hex | 157f353 |
22541139 has 8 divisors (see below), whose sum is σ = 33394320. Its totient is φ = 15027408.
The previous prime is 22541137. The next prime is 22541143. The reversal of 22541139 is 93114522.
It is not a de Polignac number, because 22541139 - 21 = 22541137 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 834857 = 22541139 / (2 + 2 + 5 + 4 + 1 + 1 + 3 + 9).
It is not an unprimeable number, because it can be changed into a prime (22541137) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417402 + ... + 417455.
It is an arithmetic number, because the mean of its divisors is an integer number (4174290).
Almost surely, 222541139 is an apocalyptic number.
22541139 is a deficient number, since it is larger than the sum of its proper divisors (10853181).
22541139 is an equidigital number, since it uses as much as digits as its factorization.
22541139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 834866 (or 834860 counting only the distinct ones).
The product of its digits is 2160, while the sum is 27.
The square root of 22541139 is about 4747.7509412352. The cubic root of 22541139 is about 282.4827629340.
The spelling of 22541139 in words is "twenty-two million, five hundred forty-one thousand, one hundred thirty-nine".
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