Base | Representation |
---|---|
bin | 100110100111… |
… | …0000011001011 |
3 | 1102002102200020 |
4 | 1031032003023 |
5 | 20140231020 |
6 | 2001511523 |
7 | 334026300 |
oct | 115160313 |
9 | 42072606 |
10 | 20242635 |
11 | 10476656 |
12 | 69425a3 |
13 | 42699ba |
14 | 298d0a7 |
15 | 1b9cc40 |
hex | 134e0cb |
20242635 has 24 divisors (see below), whose sum is σ = 37677456. Its totient is φ = 9253440.
The previous prime is 20242603. The next prime is 20242687. The reversal of 20242635 is 53624202.
It is not a de Polignac number, because 20242635 - 25 = 20242603 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13036 + ... + 14505.
It is an arithmetic number, because the mean of its divisors is an integer number (1569894).
Almost surely, 220242635 is an apocalyptic number.
20242635 is a deficient number, since it is larger than the sum of its proper divisors (17434821).
20242635 is a wasteful number, since it uses less digits than its factorization.
20242635 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27563 (or 27556 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 24.
The square root of 20242635 is about 4499.1815922454. The cubic root of 20242635 is about 272.5350402434.
Adding to 20242635 its reverse (53624202), we get a palindrome (73866837).
The spelling of 20242635 in words is "twenty million, two hundred forty-two thousand, six hundred thirty-five".
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