Base | Representation |
---|---|
bin | 10110101101101… |
… | …00011000011010 |
3 | 111021111222112100 |
4 | 23112310120122 |
5 | 342233443343 |
6 | 30523424230 |
7 | 4502326152 |
oct | 1326643032 |
9 | 437458470 |
10 | 190531098 |
11 | 9860591a |
12 | 53985076 |
13 | 306203c4 |
14 | 1b439762 |
15 | 11ad89d3 |
hex | b5b461a |
190531098 has 24 divisors (see below), whose sum is σ = 415105236. Its totient is φ = 63158400.
The previous prime is 190531097. The next prime is 190531123. The reversal of 190531098 is 890135091.
It is a happy number.
190531098 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 190357209 + 173889 = 13797^2 + 417^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (190531097) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25983 + ... + 32498.
Almost surely, 2190531098 is an apocalyptic number.
190531098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
190531098 is an abundant number, since it is smaller than the sum of its proper divisors (224574138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190531098 is a wasteful number, since it uses less digits than its factorization.
190531098 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58670 (or 58667 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 36.
The square root of 190531098 is about 13803.3002575471. The cubic root of 190531098 is about 575.4248635616.
The spelling of 190531098 in words is "one hundred ninety million, five hundred thirty-one thousand, ninety-eight".
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