Base | Representation |
---|---|
bin | 10110100111111… |
… | …11100010011011 |
3 | 111020010100102201 |
4 | 23103333202123 |
5 | 342041242423 |
6 | 30455511031 |
7 | 4463122450 |
oct | 1323774233 |
9 | 436110381 |
10 | 189790363 |
11 | 9814a344 |
12 | 53688477 |
13 | 304211b9 |
14 | 1b2c5827 |
15 | 119de2ad |
hex | b4ff89b |
189790363 has 16 divisors (see below), whose sum is σ = 230053824. Its totient is φ = 152847360.
The previous prime is 189790357. The next prime is 189790399. The reversal of 189790363 is 363097981.
It is a cyclic number.
It is not a de Polignac number, because 189790363 - 25 = 189790331 is a prime.
It is not an unprimeable number, because it can be changed into a prime (189790303) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101053 + ... + 102913.
It is an arithmetic number, because the mean of its divisors is an integer number (14378364).
Almost surely, 2189790363 is an apocalyptic number.
189790363 is a deficient number, since it is larger than the sum of its proper divisors (40263461).
189790363 is a wasteful number, since it uses less digits than its factorization.
189790363 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2742.
The product of its (nonzero) digits is 244944, while the sum is 46.
The square root of 189790363 is about 13776.4423201348. The cubic root of 189790363 is about 574.6781947268.
The spelling of 189790363 in words is "one hundred eighty-nine million, seven hundred ninety thousand, three hundred sixty-three".
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