Base | Representation |
---|---|
bin | 111101100100… |
… | …000101101001 |
3 | 1010100220222222 |
4 | 331210011221 |
5 | 13112413401 |
6 | 1333523425 |
7 | 254114213 |
oct | 75440551 |
9 | 33326888 |
10 | 16138601 |
11 | 9123196 |
12 | 54a3575 |
13 | 346098b |
14 | 22015b3 |
15 | 163bc1b |
hex | f64169 |
16138601 has 2 divisors, whose sum is σ = 16138602. Its totient is φ = 16138600.
The previous prime is 16138597. The next prime is 16138609. The reversal of 16138601 is 10683161.
16138601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10569001 + 5569600 = 3251^2 + 2360^2 .
It is a cyclic number.
It is not a de Polignac number, because 16138601 - 22 = 16138597 is a prime.
It is not a weakly prime, because it can be changed into another prime (16138609) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8069300 + 8069301.
It is an arithmetic number, because the mean of its divisors is an integer number (8069301).
Almost surely, 216138601 is an apocalyptic number.
It is an amenable number.
16138601 is a deficient number, since it is larger than the sum of its proper divisors (1).
16138601 is an equidigital number, since it uses as much as digits as its factorization.
16138601 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 864, while the sum is 26.
The square root of 16138601 is about 4017.2877666406. The cubic root of 16138601 is about 252.7097287000.
The spelling of 16138601 in words is "sixteen million, one hundred thirty-eight thousand, six hundred one".
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