Base | Representation |
---|---|
bin | 110101000010… |
… | …111110101000 |
3 | 222011111012211 |
4 | 311002332220 |
5 | 12024441312 |
6 | 1214014504 |
7 | 226124533 |
oct | 65027650 |
9 | 28144184 |
10 | 13905832 |
11 | 7938726 |
12 | 47a7434 |
13 | 2b5b605 |
14 | 1bbda1a |
15 | 134a3a7 |
hex | d42fa8 |
13905832 has 16 divisors (see below), whose sum is σ = 26113140. Its totient is φ = 6942336.
The previous prime is 13905811. The next prime is 13905833. The reversal of 13905832 is 23850931.
It is a happy number.
13905832 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 13734436 + 171396 = 3706^2 + 414^2 .
It is a super-2 number, since 2×139058322 = 386744327224448, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13905794 and 13905803.
It is not an unprimeable number, because it can be changed into a prime (13905833) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8988 + ... + 10420.
Almost surely, 213905832 is an apocalyptic number.
It is an amenable number.
13905832 is a deficient number, since it is larger than the sum of its proper divisors (12207308).
13905832 is a wasteful number, since it uses less digits than its factorization.
13905832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2652 (or 2648 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 31.
The square root of 13905832 is about 3729.0524265556. The cubic root of 13905832 is about 240.4726334439.
The spelling of 13905832 in words is "thirteen million, nine hundred five thousand, eight hundred thirty-two".
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