Base | Representation |
---|---|
bin | 10110111010101… |
… | …11111101000100 |
3 | 111101202021222002 |
4 | 23131113331010 |
5 | 343203442133 |
6 | 31024324432 |
7 | 4523044442 |
oct | 1335277504 |
9 | 441667862 |
10 | 192249668 |
11 | 9957a026 |
12 | 54473718 |
13 | 30aa2700 |
14 | 1b765b92 |
15 | 11d27ce8 |
hex | b757f44 |
192249668 has 36 divisors (see below), whose sum is σ = 385760340. Its totient is φ = 83506176.
The previous prime is 192249653. The next prime is 192249691. The reversal of 192249668 is 866942291.
It can be written as a sum of positive squares in 6 ways, for example, as 5161984 + 187087684 = 2272^2 + 13678^2 .
It is a super-2 number, since 2×1922496682 = 73919869692220448, which contains 22 as substring.
It is an unprimeable number.
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, 3128 + ... + 19856.
It is an arithmetic number, because the mean of its divisors is an integer number (10715565).
Almost surely, 2192249668 is an apocalyptic number.
It is an amenable number.
192249668 is an abundant number, since it is smaller than the sum of its proper divisors (193510672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
192249668 is a wasteful number, since it uses less digits than its factorization.
192249668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16776 (or 16761 counting only the distinct ones).
The product of its digits is 373248, while the sum is 47.
The square root of 192249668 is about 13865.4126516307. The cubic root of 192249668 is about 577.1497778449.
The spelling of 192249668 in words is "one hundred ninety-two million, two hundred forty-nine thousand, six hundred sixty-eight".
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