Base | Representation |
---|---|
bin | 10110100101001… |
… | …01110100100100 |
3 | 111012102200100101 |
4 | 23102211310210 |
5 | 341443013014 |
6 | 30443553444 |
7 | 4460032210 |
oct | 1322456444 |
9 | 435380311 |
10 | 189422884 |
11 | 97a19242 |
12 | 5352b884 |
13 | 30322b61 |
14 | 1b22b940 |
15 | 1196a474 |
hex | b4a5d24 |
189422884 has 12 divisors (see below), whose sum is σ = 378845824. Its totient is φ = 81181224.
The previous prime is 189422881. The next prime is 189422887. The reversal of 189422884 is 488224981.
It is an interprime number because it is at equal distance from previous prime (189422881) and next prime (189422887).
189422884 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (189422881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3382524 + ... + 3382579.
Almost surely, 2189422884 is an apocalyptic number.
189422884 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
189422884 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189422884 is a wasteful number, since it uses less digits than its factorization.
189422884 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6765114 (or 6765112 counting only the distinct ones).
The product of its digits is 294912, while the sum is 46.
The square root of 189422884 is about 13763.0986336653. The cubic root of 189422884 is about 574.3070508125.
The spelling of 189422884 in words is "one hundred eighty-nine million, four hundred twenty-two thousand, eight hundred eighty-four".
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