Base | Representation |
---|---|
bin | 10110101100111… |
… | …00001111100110 |
3 | 111021022221220120 |
4 | 23112130033212 |
5 | 342222312410 |
6 | 30521342410 |
7 | 4501435002 |
oct | 1326341746 |
9 | 437287816 |
10 | 190432230 |
11 | 9854860a |
12 | 53937a06 |
13 | 305b73c1 |
14 | 1b411702 |
15 | 11ab9570 |
hex | b59c3e6 |
190432230 has 32 divisors (see below), whose sum is σ = 457588224. Its totient is φ = 50720736.
The previous prime is 190432213. The next prime is 190432247. The reversal of 190432230 is 32234091.
It is an interprime number because it is at equal distance from previous prime (190432213) and next prime (190432247).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 190432230.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25059 + ... + 31761.
It is an arithmetic number, because the mean of its divisors is an integer number (14299632).
Almost surely, 2190432230 is an apocalyptic number.
190432230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
190432230 is an abundant number, since it is smaller than the sum of its proper divisors (267155994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190432230 is a wasteful number, since it uses less digits than its factorization.
190432230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7660.
The product of its (nonzero) digits is 1296, while the sum is 24.
The square root of 190432230 is about 13799.7184753893. The cubic root of 190432230 is about 575.3253155976.
The spelling of 190432230 in words is "one hundred ninety million, four hundred thirty-two thousand, two hundred thirty".
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