Base | Representation |
---|---|
bin | 10110101011101… |
… | …00010110101111 |
3 | 111021000122210100 |
4 | 23111310112233 |
5 | 342202100342 |
6 | 30514042143 |
7 | 4500154446 |
oct | 1325642657 |
9 | 437018710 |
10 | 190268847 |
11 | 9844688a |
12 | 53879353 |
13 | 3055ac22 |
14 | 1b3abd5d |
15 | 11a85e4c |
hex | b5745af |
190268847 has 12 divisors (see below), whose sum is σ = 275544360. Its totient is φ = 126517488.
The previous prime is 190268843. The next prime is 190268861. The reversal of 190268847 is 748862091.
It is not a de Polignac number, because 190268847 - 22 = 190268843 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190268843) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23673 + ... + 30674.
It is an arithmetic number, because the mean of its divisors is an integer number (22962030).
Almost surely, 2190268847 is an apocalyptic number.
190268847 is a deficient number, since it is larger than the sum of its proper divisors (85275513).
190268847 is a wasteful number, since it uses less digits than its factorization.
190268847 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54742 (or 54739 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 45.
The square root of 190268847 is about 13793.7974104305. The cubic root of 190268847 is about 575.1607333889.
The spelling of 190268847 in words is "one hundred ninety million, two hundred sixty-eight thousand, eight hundred forty-seven".
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