Base | Representation |
---|---|
bin | 100110110111… |
… | …0101100000101 |
3 | 1102100020001201 |
4 | 1031232230011 |
5 | 20204020300 |
6 | 2004422501 |
7 | 335124124 |
oct | 115565405 |
9 | 42306051 |
10 | 20376325 |
11 | 10558042 |
12 | 69a7a31 |
13 | 42b57c8 |
14 | 29c5abb |
15 | 1bc766a |
hex | 136eb05 |
20376325 has 6 divisors (see below), whose sum is σ = 25266674. Its totient is φ = 16301040.
The previous prime is 20376313. The next prime is 20376329. The reversal of 20376325 is 52367302.
It can be written as a sum of positive squares in 3 ways, for example, as 5391684 + 14984641 = 2322^2 + 3871^2 .
It is not a de Polignac number, because 20376325 - 29 = 20375813 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20376293 and 20376302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20376329) 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 5 ways as a sum of consecutive naturals, for example, 407502 + ... + 407551.
Almost surely, 220376325 is an apocalyptic number.
20376325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20376325 is a deficient number, since it is larger than the sum of its proper divisors (4890349).
20376325 is an equidigital number, since it uses as much as digits as its factorization.
20376325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 815063 (or 815058 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 28.
The square root of 20376325 is about 4514.0142888564. The cubic root of 20376325 is about 273.1336989970.
The spelling of 20376325 in words is "twenty million, three hundred seventy-six thousand, three hundred twenty-five".
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