Base | Representation |
---|---|
bin | 10110100011110… |
… | …10100010011011 |
3 | 111012002200011010 |
4 | 23101322202123 |
5 | 341421324340 |
6 | 30440105003 |
7 | 4455363300 |
oct | 1321724233 |
9 | 435080133 |
10 | 189245595 |
11 | 97908020 |
12 | 53465163 |
13 | 30290256 |
14 | 1b1c30a7 |
15 | 11932b80 |
hex | b47a89b |
189245595 has 96 divisors (see below), whose sum is σ = 390044160. Its totient is φ = 77468160.
The previous prime is 189245593. The next prime is 189245597. The reversal of 189245595 is 595542981.
It is an interprime number because it is at equal distance from previous prime (189245593) and next prime (189245597).
It is not a de Polignac number, because 189245595 - 21 = 189245593 is a prime.
It is not an unprimeable number, because it can be changed into a prime (189245591) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 719434 + ... + 719696.
It is an arithmetic number, because the mean of its divisors is an integer number (4062960).
Almost surely, 2189245595 is an apocalyptic number.
189245595 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
189245595 is an abundant number, since it is smaller than the sum of its proper divisors (200798565).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189245595 is a wasteful number, since it uses less digits than its factorization.
189245595 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 385 (or 378 counting only the distinct ones).
The product of its digits is 648000, while the sum is 48.
The square root of 189245595 is about 13756.6563888177. The cubic root of 189245595 is about 574.1278220195.
The spelling of 189245595 in words is "one hundred eighty-nine million, two hundred forty-five thousand, five hundred ninety-five".
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