Base | Representation |
---|---|
bin | 10110101011010… |
… | …10001011100100 |
3 | 111020221112121211 |
4 | 23111222023210 |
5 | 342144232142 |
6 | 30513121204 |
7 | 4466622112 |
oct | 1325521344 |
9 | 436845554 |
10 | 190227172 |
11 | 98418543 |
12 | 53859204 |
13 | 30544c75 |
14 | 1b39aab2 |
15 | 11a78917 |
hex | b56a2e4 |
190227172 has 6 divisors (see below), whose sum is σ = 332897558. Its totient is φ = 95113584.
The previous prime is 190227143. The next prime is 190227179. The reversal of 190227172 is 271722091.
It is a happy number.
190227172 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 only one way, i.e., 138156516 + 52070656 = 11754^2 + 7216^2 .
It is not an unprimeable number, because it can be changed into a prime (190227179) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23778393 + ... + 23778400.
Almost surely, 2190227172 is an apocalyptic number.
It is an amenable number.
190227172 is a deficient number, since it is larger than the sum of its proper divisors (142670386).
190227172 is a wasteful number, since it uses less digits than its factorization.
190227172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47556797 (or 47556795 counting only the distinct ones).
The product of its (nonzero) digits is 3528, while the sum is 31.
The square root of 190227172 is about 13792.2866849555. The cubic root of 190227172 is about 575.1187374198.
The spelling of 190227172 in words is "one hundred ninety million, two hundred twenty-seven thousand, one hundred seventy-two".
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