Base | Representation |
---|---|
bin | 10110100101000… |
… | …11111000001101 |
3 | 111012102021102121 |
4 | 23102203320031 |
5 | 341442234200 |
6 | 30443452541 |
7 | 4460000050 |
oct | 1322437015 |
9 | 435367377 |
10 | 189414925 |
11 | 97a13267 |
12 | 53527151 |
13 | 3031c34b |
14 | 1b228a97 |
15 | 11967e1a |
hex | b4a3e0d |
189414925 has 24 divisors (see below), whose sum is σ = 272123456. Its totient is φ = 128096640.
The previous prime is 189414923. The next prime is 189414937. The reversal of 189414925 is 529414981.
189414925 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 189414925 - 21 = 189414923 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (189414923) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5362 + ... + 20188.
Almost surely, 2189414925 is an apocalyptic number.
It is an amenable number.
189414925 is a deficient number, since it is larger than the sum of its proper divisors (82708531).
189414925 is a wasteful number, since it uses less digits than its factorization.
189414925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14917 (or 14912 counting only the distinct ones).
The product of its digits is 103680, while the sum is 43.
The square root of 189414925 is about 13762.8094878916. The cubic root of 189414925 is about 574.2990071279.
The spelling of 189414925 in words is "one hundred eighty-nine million, four hundred fourteen thousand, nine hundred twenty-five".
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