Base | Representation |
---|---|
bin | 111010101011001… |
… | …0101010001111100 |
3 | 12002012121211020110 |
4 | 1311112111101330 |
5 | 13013002213404 |
6 | 523205550020 |
7 | 66534266316 |
oct | 16526252174 |
9 | 5065554213 |
10 | 1968788604 |
11 | 92036a022 |
12 | 46b415310 |
13 | 254b69b93 |
14 | 1496927b6 |
15 | b7c99b89 |
hex | 7559547c |
1968788604 has 24 divisors (see below), whose sum is σ = 4634496720. Its totient is φ = 650454784.
The previous prime is 1968788599. The next prime is 1968788617. The reversal of 1968788604 is 4068878691.
It is a super-2 number, since 2×19687886042 = 7752257134480537632, which contains 22 as substring.
It is a congruent number.
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, 724599 + ... + 727310.
It is an arithmetic number, because the mean of its divisors is an integer number (193104030).
Almost surely, 21968788604 is an apocalyptic number.
It is an amenable number.
1968788604 is an abundant number, since it is smaller than the sum of its proper divisors (2665708116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1968788604 is a wasteful number, since it uses less digits than its factorization.
1968788604 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1452029 (or 1452027 counting only the distinct ones).
The product of its (nonzero) digits is 4644864, while the sum is 57.
The square root of 1968788604 is about 44371.0333889126. The cubic root of 1968788604 is about 1253.3326755756.
The spelling of 1968788604 in words is "one billion, nine hundred sixty-eight million, seven hundred eighty-eight thousand, six hundred four".
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