Base | Representation |
---|---|
bin | 11111011101111011000001 |
3 | 120112002112110 |
4 | 133131323001 |
5 | 4102432100 |
6 | 452445533 |
7 | 130054431 |
oct | 37357301 |
9 | 16462473 |
10 | 8249025 |
11 | 4724684 |
12 | 29198a9 |
13 | 192a8a5 |
14 | 114a2c1 |
15 | ace250 |
hex | 7ddec1 |
8249025 has 12 divisors (see below), whose sum is σ = 13638512. Its totient is φ = 4399440.
The previous prime is 8249023. The next prime is 8249041. The reversal of 8249025 is 5209428.
It is not a de Polignac number, because 8249025 - 21 = 8249023 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 8248983 and 8249001.
It is not an unprimeable number, because it can be changed into a prime (8249023) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54919 + ... + 55068.
Almost surely, 28249025 is an apocalyptic number.
It is an amenable number.
8249025 is a deficient number, since it is larger than the sum of its proper divisors (5389487).
8249025 is a wasteful number, since it uses less digits than its factorization.
8249025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110000 (or 109995 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 8249025 is about 2872.1115925395. Note that the first 3 decimals coincide. The cubic root of 8249025 is about 202.0540406993.
The spelling of 8249025 in words is "eight million, two hundred forty-nine thousand, twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.087 sec. • engine limits •