Base | Representation |
---|---|
bin | 110101000011… |
… | …110000001010 |
3 | 222011122120020 |
4 | 311003300022 |
5 | 12030042002 |
6 | 1214041310 |
7 | 226140012 |
oct | 65036012 |
9 | 28148506 |
10 | 13909002 |
11 | 7940048 |
12 | 47a9236 |
13 | 2b5cba3 |
14 | 1bc0c42 |
15 | 134b2bc |
hex | d43c0a |
13909002 has 32 divisors (see below), whose sum is σ = 28615680. Its totient is φ = 4505280.
The previous prime is 13908967. The next prime is 13909019. The reversal of 13909002 is 20090931.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60624 + ... + 60852.
It is an arithmetic number, because the mean of its divisors is an integer number (894240).
Almost surely, 213909002 is an apocalyptic number.
13909002 is an abundant number, since it is smaller than the sum of its proper divisors (14706678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13909002 is a wasteful number, since it uses less digits than its factorization.
13909002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 478.
The product of its (nonzero) digits is 486, while the sum is 24.
The square root of 13909002 is about 3729.4774432888. The cubic root of 13909002 is about 240.4909049224.
Adding to 13909002 its reverse (20090931), we get a palindrome (33999933).
The spelling of 13909002 in words is "thirteen million, nine hundred nine thousand, two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •