Base | Representation |
---|---|
bin | 10110100111111… |
… | …11100001011100 |
3 | 111020010100100101 |
4 | 23103333201130 |
5 | 342041242200 |
6 | 30455510444 |
7 | 4463122330 |
oct | 1323774134 |
9 | 436110311 |
10 | 189790300 |
11 | 9814a297 |
12 | 53688424 |
13 | 3042116b |
14 | 1b2c57c0 |
15 | 119de26a |
hex | b4ff85c |
189790300 has 36 divisors (see below), whose sum is σ = 470681680. Its totient is φ = 65070720.
The previous prime is 189790283. The next prime is 189790301. The reversal of 189790300 is 3097981.
It is a self number, because there is not a number n which added to its sum of digits gives 189790300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (189790301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134865 + ... + 136264.
Almost surely, 2189790300 is an apocalyptic number.
189790300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
189790300 is an abundant number, since it is smaller than the sum of its proper divisors (280891380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189790300 is a wasteful number, since it uses less digits than its factorization.
189790300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 271150 (or 271143 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 37.
The square root of 189790300 is about 13776.4400336226. The cubic root of 189790300 is about 574.6781311396.
The spelling of 189790300 in words is "one hundred eighty-nine million, seven hundred ninety thousand, three hundred".
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