Base | Representation |
---|---|
bin | 111101010010… |
… | …100010100101 |
3 | 1010020021101220 |
4 | 331102202211 |
5 | 13103113400 |
6 | 1332210553 |
7 | 253364523 |
oct | 75224245 |
9 | 33207356 |
10 | 16066725 |
11 | 9084194 |
12 | 5469a59 |
13 | 343704c |
14 | 21c3313 |
15 | 16257a0 |
hex | f528a5 |
16066725 has 48 divisors (see below), whose sum is σ = 28123200. Its totient is φ = 8081920.
The previous prime is 16066697. The next prime is 16066727. The reversal of 16066725 is 52766061.
16066725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 16066725 - 25 = 16066693 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16066727) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 180481 + ... + 180569.
It is an arithmetic number, because the mean of its divisors is an integer number (585900).
Almost surely, 216066725 is an apocalyptic number.
16066725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
16066725 is a deficient number, since it is larger than the sum of its proper divisors (12056475).
16066725 is a wasteful number, since it uses less digits than its factorization.
16066725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214 (or 209 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 33.
The square root of 16066725 is about 4008.3319473317. The cubic root of 16066725 is about 252.3340084726.
The spelling of 16066725 in words is "sixteen million, sixty-six thousand, seven hundred twenty-five".
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