Base | Representation |
---|---|
bin | 10110101011000… |
… | …11010000001000 |
3 | 111020220002200201 |
4 | 23111203100020 |
5 | 342142330132 |
6 | 30512341544 |
7 | 4466443300 |
oct | 1325432010 |
9 | 436802621 |
10 | 190198792 |
11 | 983a9193 |
12 | 538448b4 |
13 | 30535084 |
14 | 1b390600 |
15 | 11a702e7 |
hex | b563408 |
190198792 has 24 divisors (see below), whose sum is σ = 414847710. Its totient is φ = 81513600.
The previous prime is 190198781. The next prime is 190198817. The reversal of 190198792 is 297891091.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 135349956 + 54848836 = 11634^2 + 7406^2 .
It is a zygodrome in base 7.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 242209 + ... + 242992.
Almost surely, 2190198792 is an apocalyptic number.
It is an amenable number.
190198792 is an abundant number, since it is smaller than the sum of its proper divisors (224648918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190198792 is a wasteful number, since it uses less digits than its factorization.
190198792 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 485221 (or 485210 counting only the distinct ones).
The product of its (nonzero) digits is 81648, while the sum is 46.
The square root of 190198792 is about 13791.2578106567. The cubic root of 190198792 is about 575.0901353343.
The spelling of 190198792 in words is "one hundred ninety million, one hundred ninety-eight thousand, seven hundred ninety-two".
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