Base | Representation |
---|---|
bin | 10110100100111… |
… | …00001101000100 |
3 | 111012100200022102 |
4 | 23102130031010 |
5 | 341440232432 |
6 | 30443051232 |
7 | 4456506314 |
oct | 1322341504 |
9 | 435320272 |
10 | 189383492 |
11 | 979a1691 |
12 | 53510b18 |
13 | 3030ac4c |
14 | 1b21b444 |
15 | 1195d962 |
hex | b49c344 |
189383492 has 12 divisors (see below), whose sum is σ = 338472960. Its totient is φ = 92676936.
The previous prime is 189383489. The next prime is 189383521. The reversal of 189383492 is 294383981.
It is a happy number.
It is a super-2 number, since 2×1893834922 = 71732214084228128, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (47).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503492 + ... + 503867.
It is an arithmetic number, because the mean of its divisors is an integer number (28206080).
Almost surely, 2189383492 is an apocalyptic number.
It is an amenable number.
189383492 is a deficient number, since it is larger than the sum of its proper divisors (149089468).
189383492 is a wasteful number, since it uses less digits than its factorization.
189383492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1007410 (or 1007408 counting only the distinct ones).
The product of its digits is 373248, while the sum is 47.
The square root of 189383492 is about 13761.6674861733. The cubic root of 189383492 is about 574.2672374748.
The spelling of 189383492 in words is "one hundred eighty-nine million, three hundred eighty-three thousand, four hundred ninety-two".
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