Base | Representation |
---|---|
bin | 1000001011001… |
… | …11000001100001 |
3 | 11210001012021201 |
4 | 10011213001201 |
5 | 120024020200 |
6 | 10445521201 |
7 | 1461626005 |
oct | 405470141 |
9 | 153035251 |
10 | 68579425 |
11 | 35790812 |
12 | 1ab73201 |
13 | 11292055 |
14 | 9172705 |
15 | 6049c6a |
hex | 4167061 |
68579425 has 6 divisors (see below), whose sum is σ = 85038518. Its totient is φ = 54863520.
The previous prime is 68579419. The next prime is 68579473. The reversal of 68579425 is 52497586.
It can be written as a sum of positive squares in 3 ways, for example, as 23541904 + 45037521 = 4852^2 + 6711^2 .
It is not a de Polignac number, because 68579425 - 215 = 68546657 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1371564 + ... + 1371613.
Almost surely, 268579425 is an apocalyptic number.
It is an amenable number.
68579425 is a deficient number, since it is larger than the sum of its proper divisors (16459093).
68579425 is a wasteful number, since it uses less digits than its factorization.
68579425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2743187 (or 2743182 counting only the distinct ones).
The product of its digits is 604800, while the sum is 46.
The square root of 68579425 is about 8281.2695282789. The cubic root of 68579425 is about 409.3215529548.
The spelling of 68579425 in words is "sixty-eight million, five hundred seventy-nine thousand, four hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •