Base | Representation |
---|---|
bin | 10110100111110… |
… | …00011011010000 |
3 | 111020001212110210 |
4 | 23103320123100 |
5 | 342034324412 |
6 | 30455124120 |
7 | 4462641513 |
oct | 1323703320 |
9 | 436055423 |
10 | 189761232 |
11 | 9812a471 |
12 | 53673640 |
13 | 30410b6b |
14 | 1b2b8d7a |
15 | 119d583c |
hex | b4f86d0 |
189761232 has 40 divisors (see below), whose sum is σ = 490879296. Its totient is φ = 63168256.
The previous prime is 189761213. The next prime is 189761249. The reversal of 189761232 is 232167981.
189761232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×1897612323 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40348 + ... + 44804.
Almost surely, 2189761232 is an apocalyptic number.
189761232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
189761232 is an abundant number, since it is smaller than the sum of its proper divisors (301118064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189761232 is a wasteful number, since it uses less digits than its factorization.
189761232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5355 (or 5349 counting only the distinct ones).
The product of its digits is 36288, while the sum is 39.
The square root of 189761232 is about 13775.3850036941. The cubic root of 189761232 is about 574.6487906924.
The spelling of 189761232 in words is "one hundred eighty-nine million, seven hundred sixty-one thousand, two hundred thirty-two".
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