Base | Representation |
---|---|
bin | 100111111010… |
… | …0110000101011 |
3 | 1110101010100220 |
4 | 1033310300223 |
5 | 20324103413 |
6 | 2024301123 |
7 | 342602145 |
oct | 117646053 |
9 | 43333326 |
10 | 20925483 |
11 | 108a2697 |
12 | 70117a3 |
13 | 4448757 |
14 | 2ac9c95 |
15 | 1c85223 |
hex | 13f4c2b |
20925483 has 8 divisors (see below), whose sum is σ = 28177296. Its totient is φ = 13812000.
The previous prime is 20925467. The next prime is 20925533. The reversal of 20925483 is 38452902.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20925483 - 24 = 20925467 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20925433) 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, 34228 + ... + 34833.
It is an arithmetic number, because the mean of its divisors is an integer number (3522162).
Almost surely, 220925483 is an apocalyptic number.
20925483 is a deficient number, since it is larger than the sum of its proper divisors (7251813).
20925483 is a wasteful number, since it uses less digits than its factorization.
20925483 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69165.
The product of its (nonzero) digits is 17280, while the sum is 33.
The square root of 20925483 is about 4574.4379982682. The cubic root of 20925483 is about 275.5657027122.
The spelling of 20925483 in words is "twenty million, nine hundred twenty-five thousand, four hundred eighty-three".
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