Base | Representation |
---|---|
bin | 100110101001… |
… | …1011010011100 |
3 | 1102010112210220 |
4 | 1031103122130 |
5 | 20141431404 |
6 | 2002201340 |
7 | 334150323 |
oct | 115233234 |
9 | 42115726 |
10 | 20264604 |
11 | 10491108 |
12 | 6953250 |
13 | 42769b9 |
14 | 29970ba |
15 | 1ba44d9 |
hex | 135369c |
20264604 has 24 divisors (see below), whose sum is σ = 48563088. Its totient is φ = 6572160.
The previous prime is 20264599. The next prime is 20264609. The reversal of 20264604 is 40646202.
It is an interprime number because it is at equal distance from previous prime (20264599) and next prime (20264609).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20264609) 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 7 ways as a sum of consecutive naturals, for example, 22377 + ... + 23264.
It is an arithmetic number, because the mean of its divisors is an integer number (2023462).
Almost surely, 220264604 is an apocalyptic number.
It is an amenable number.
20264604 is an abundant number, since it is smaller than the sum of its proper divisors (28298484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20264604 is a wasteful number, since it uses less digits than its factorization.
20264604 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45685 (or 45683 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 24.
The square root of 20264604 is about 4501.6223742113. The cubic root of 20264604 is about 272.6335972020.
The spelling of 20264604 in words is "twenty million, two hundred sixty-four thousand, six hundred four".
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