Base | Representation |
---|---|
bin | 11000111100101110… |
… | …00111101000100001 |
3 | 1021120110200212111101 |
4 | 30132113013220201 |
5 | 204412413411240 |
6 | 10053033514401 |
7 | 652631330635 |
oct | 143627075041 |
9 | 37513625441 |
10 | 13394278945 |
11 | 57537a3023 |
12 | 2719872a01 |
13 | 1355c8c258 |
14 | 910c80dc5 |
15 | 535d8539a |
hex | 31e5c7a21 |
13394278945 has 8 divisors (see below), whose sum is σ = 16149312000. Its totient is φ = 10664638320.
The previous prime is 13394278837. The next prime is 13394278967. The reversal of 13394278945 is 54987249331.
13394278945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13394278945 - 29 = 13394278433 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6346945 + ... + 6349054.
It is an arithmetic number, because the mean of its divisors is an integer number (2018664000).
Almost surely, 213394278945 is an apocalyptic number.
It is an amenable number.
13394278945 is a deficient number, since it is larger than the sum of its proper divisors (2755033055).
13394278945 is a wasteful number, since it uses less digits than its factorization.
13394278945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12696215.
The product of its digits is 6531840, while the sum is 55.
The spelling of 13394278945 in words is "thirteen billion, three hundred ninety-four million, two hundred seventy-eight thousand, nine hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •