Base | Representation |
---|---|
bin | 110101000001… |
… | …100101010011 |
3 | 222011012101002 |
4 | 311001211103 |
5 | 12024300430 |
6 | 1213532215 |
7 | 226102055 |
oct | 65014523 |
9 | 28135332 |
10 | 13900115 |
11 | 79343a9 |
12 | 47a406b |
13 | 2b58b28 |
14 | 1bbb8d5 |
15 | 1348845 |
hex | d41953 |
13900115 has 8 divisors (see below), whose sum is σ = 17558160. Its totient is φ = 10534752.
The previous prime is 13900099. The next prime is 13900141. The reversal of 13900115 is 51100931.
13900115 is digitally balanced in base 3, 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 a cyclic number.
It is not a de Polignac number, because 13900115 - 24 = 13900099 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73064 + ... + 73253.
It is an arithmetic number, because the mean of its divisors is an integer number (2194770).
Almost surely, 213900115 is an apocalyptic number.
13900115 is a deficient number, since it is larger than the sum of its proper divisors (3658045).
13900115 is a wasteful number, since it uses less digits than its factorization.
13900115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146341.
The product of its (nonzero) digits is 135, while the sum is 20.
The square root of 13900115 is about 3728.2857991307. The cubic root of 13900115 is about 240.4396743591.
The spelling of 13900115 in words is "thirteen million, nine hundred thousand, one hundred fifteen".
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