Base | Representation |
---|---|
bin | 100000001001… |
… | …001000101001 |
3 | 120212002100000 |
4 | 200021020221 |
5 | 4124113100 |
6 | 500333213 |
7 | 131422446 |
oct | 40111051 |
9 | 16762300 |
10 | 8426025 |
11 | 4835663 |
12 | 29a4209 |
13 | 199031a |
14 | 11949cd |
15 | b16900 |
hex | 809229 |
8426025 has 72 divisors (see below), whose sum is σ = 16700320. Its totient is φ = 4199040.
The previous prime is 8426023. The next prime is 8426039. The reversal of 8426025 is 5206248.
It is not a de Polignac number, because 8426025 - 21 = 8426023 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a d-powerful number, because it can be written as 83 + 46 + 215 + 62 + 0 + 223 + 5 .
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 8426025.
It is not an unprimeable number, because it can be changed into a prime (8426021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 115389 + ... + 115461.
Almost surely, 28426025 is an apocalyptic number.
It is an amenable number.
8426025 is a deficient number, since it is larger than the sum of its proper divisors (8274295).
8426025 is a wasteful number, since it uses less digits than its factorization.
8426025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117 (or 100 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 8426025 is about 2902.7616161166. The cubic root of 8426025 is about 203.4889891758.
The spelling of 8426025 in words is "eight million, four hundred twenty-six thousand, twenty-five".
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