Base | Representation |
---|---|
bin | 11001111011011001… |
… | …00110010001001101 |
3 | 1022221002221102112012 |
4 | 30331230212101031 |
5 | 212002010100044 |
6 | 10221133551005 |
7 | 1001644034363 |
oct | 147554462115 |
9 | 38832842465 |
10 | 13920003149 |
11 | 59a352a438 |
12 | 2845945465 |
13 | 140ab80070 |
14 | 960a11633 |
15 | 5670d059e |
hex | 33db2644d |
13920003149 has 16 divisors (see below), whose sum is σ = 15070944000. Its totient is φ = 12780645696.
The previous prime is 13920003143. The next prime is 13920003173. The reversal of 13920003149 is 94130002931.
It is not a de Polignac number, because 13920003149 - 220 = 13918954573 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13920003143) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3393902 + ... + 3398000.
It is an arithmetic number, because the mean of its divisors is an integer number (941934000).
Almost surely, 213920003149 is an apocalyptic number.
It is an amenable number.
13920003149 is a deficient number, since it is larger than the sum of its proper divisors (1150940851).
13920003149 is a wasteful number, since it uses less digits than its factorization.
13920003149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5444.
The product of its (nonzero) digits is 5832, while the sum is 32.
The spelling of 13920003149 in words is "thirteen billion, nine hundred twenty million, three thousand, one hundred forty-nine".
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