Base | Representation |
---|---|
bin | 10110101110100… |
… | …01011111001111 |
3 | 111021202001001221 |
4 | 23113101133033 |
5 | 342301302234 |
6 | 30530144211 |
7 | 4503333556 |
oct | 1327213717 |
9 | 437661057 |
10 | 190650319 |
11 | 98687452 |
12 | 53a22067 |
13 | 30662752 |
14 | 1b46ad9d |
15 | 11b0deb4 |
hex | b5d17cf |
190650319 has 4 divisors (see below), whose sum is σ = 190969200. Its totient is φ = 190331440.
The previous prime is 190650311. The next prime is 190650329. The reversal of 190650319 is 913056091.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 913056091 = 137 ⋅6664643.
It is a cyclic number.
It is not a de Polignac number, because 190650319 - 23 = 190650311 is a prime.
It is a super-2 number, since 2×1906503192 = 72695088269603522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190650311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158542 + ... + 159739.
It is an arithmetic number, because the mean of its divisors is an integer number (47742300).
Almost surely, 2190650319 is an apocalyptic number.
190650319 is a deficient number, since it is larger than the sum of its proper divisors (318881).
190650319 is an equidigital number, since it uses as much as digits as its factorization.
190650319 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318880.
The product of its (nonzero) digits is 7290, while the sum is 34.
The square root of 190650319 is about 13807.6181508615. The cubic root of 190650319 is about 575.5448587128.
It can be divided in two parts, 190650 and 319, that added together give a square (190969 = 4372).
The spelling of 190650319 in words is "one hundred ninety million, six hundred fifty thousand, three hundred nineteen".
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