Base | Representation |
---|---|
bin | 1000001010010… |
… | …00011000000111 |
3 | 11202210211002110 |
4 | 10011020120013 |
5 | 120011011040 |
6 | 10443112103 |
7 | 1460564016 |
oct | 405103007 |
9 | 152724073 |
10 | 68453895 |
11 | 35705474 |
12 | 1ab12633 |
13 | 11249b83 |
14 | 913ca7d |
15 | 6022980 |
hex | 4148607 |
68453895 has 32 divisors (see below), whose sum is σ = 112849920. Its totient is φ = 35418240.
The previous prime is 68453867. The next prime is 68453909. The reversal of 68453895 is 59835486.
It is a happy number.
It is not a de Polignac number, because 68453895 - 25 = 68453863 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71812 + ... + 72758.
It is an arithmetic number, because the mean of its divisors is an integer number (3526560).
Almost surely, 268453895 is an apocalyptic number.
68453895 is a deficient number, since it is larger than the sum of its proper divisors (44396025).
68453895 is a wasteful number, since it uses less digits than its factorization.
68453895 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1095.
The product of its digits is 1036800, while the sum is 48.
The square root of 68453895 is about 8273.6869048810. The cubic root of 68453895 is about 409.0716552779.
The spelling of 68453895 in words is "sixty-eight million, four hundred fifty-three thousand, eight hundred ninety-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •