Base | Representation |
---|---|
bin | 10110101000010… |
… | …01001110111011 |
3 | 111020012100220112 |
4 | 23110021032323 |
5 | 342044030300 |
6 | 30500414535 |
7 | 4463346311 |
oct | 1324111673 |
9 | 436170815 |
10 | 189830075 |
11 | 98177166 |
12 | 536a744b |
13 | 304362b6 |
14 | 1b2d60b1 |
15 | 119eae35 |
hex | b5093bb |
189830075 has 24 divisors (see below), whose sum is σ = 251269632. Its totient is φ = 141765120.
The previous prime is 189830059. The next prime is 189830087. The reversal of 189830075 is 570038981.
It is a happy number.
It is not a de Polignac number, because 189830075 - 24 = 189830059 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52217 + ... + 55733.
It is an arithmetic number, because the mean of its divisors is an integer number (10469568).
Almost surely, 2189830075 is an apocalyptic number.
189830075 is a deficient number, since it is larger than the sum of its proper divisors (61439557).
189830075 is a wasteful number, since it uses less digits than its factorization.
189830075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3671 (or 3666 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 41.
The square root of 189830075 is about 13777.8835457410. The cubic root of 189830075 is about 574.7182740869.
The spelling of 189830075 in words is "one hundred eighty-nine million, eight hundred thirty thousand, seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.986 sec. • engine limits •