Base | Representation |
---|---|
bin | 110101000100… |
… | …010001111110 |
3 | 222011202112101 |
4 | 311010101332 |
5 | 12030124131 |
6 | 1214055314 |
7 | 226146223 |
oct | 65042176 |
9 | 28152471 |
10 | 13911166 |
11 | 7941735 |
12 | 47aa53a |
13 | 2b60b79 |
14 | 1bc194a |
15 | 134bc61 |
hex | d4447e |
13911166 has 4 divisors (see below), whose sum is σ = 20866752. Its totient is φ = 6955582.
The previous prime is 13911137. The next prime is 13911193. The reversal of 13911166 is 66111931.
13911166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66111931 = 2767 ⋅23893.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3477790 + ... + 3477793.
It is an arithmetic number, because the mean of its divisors is an integer number (5216688).
Almost surely, 213911166 is an apocalyptic number.
13911166 is a deficient number, since it is larger than the sum of its proper divisors (6955586).
13911166 is an equidigital number, since it uses as much as digits as its factorization.
13911166 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6955585.
The product of its digits is 972, while the sum is 28.
The square root of 13911166 is about 3729.7675530789. The cubic root of 13911166 is about 240.5033763499.
The spelling of 13911166 in words is "thirteen million, nine hundred eleven thousand, one hundred sixty-six".
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