Base | Representation |
---|---|
bin | 10001111011000110… |
… | …101001011011001000 |
3 | 1211200020020221001012 |
4 | 101323012221123020 |
5 | 303403233144123 |
6 | 12501403343052 |
7 | 1250625402614 |
oct | 217306513310 |
9 | 54606227035 |
10 | 19245209288 |
11 | 8186467648 |
12 | 3891221a88 |
13 | 1a791c3706 |
14 | d07d68344 |
15 | 779874378 |
hex | 47b1a96c8 |
19245209288 has 32 divisors (see below), whose sum is σ = 37992928800. Its totient is φ = 9114000768.
The previous prime is 19245209279. The next prime is 19245209299. The reversal of 19245209288 is 88290254291.
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 7 ways as a sum of consecutive naturals, for example, 764795 + ... + 789557.
It is an arithmetic number, because the mean of its divisors is an integer number (1187279025).
Almost surely, 219245209288 is an apocalyptic number.
It is an amenable number.
19245209288 is a deficient number, since it is larger than the sum of its proper divisors (18747719512).
19245209288 is a wasteful number, since it uses less digits than its factorization.
19245209288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29901 (or 29897 counting only the distinct ones).
The product of its (nonzero) digits is 829440, while the sum is 50.
The spelling of 19245209288 in words is "nineteen billion, two hundred forty-five million, two hundred nine thousand, two hundred eighty-eight".
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