Base | Representation |
---|---|
bin | 1110000110001100… |
… | …00101100100000000 |
3 | 201112102202100000010 |
4 | 13003012011210000 |
5 | 110444414320224 |
6 | 3250551024520 |
7 | 355354646661 |
oct | 70306054400 |
9 | 21472670003 |
10 | 7568120064 |
11 | 323400868a |
12 | 157266b140 |
13 | 937c1bc6b |
14 | 51b1a5368 |
15 | 2e463ae29 |
hex | 1c3185900 |
7568120064 has 72 divisors (see below), whose sum is σ = 20168229760. Its totient is φ = 2519451648.
The previous prime is 7568120003. The next prime is 7568120069. The reversal of 7568120064 is 4600218657.
It is not an unprimeable number, because it can be changed into a prime (7568120069) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 630729 + ... + 642615.
Almost surely, 27568120064 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7568120064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10084114880).
7568120064 is an abundant number, since it is smaller than the sum of its proper divisors (12600109696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7568120064 is a wasteful number, since it uses less digits than its factorization.
7568120064 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12735 (or 12721 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 39.
The square root of 7568120064 is about 86994.9427495645. The cubic root of 7568120064 is about 1963.3422137267.
The spelling of 7568120064 in words is "seven billion, five hundred sixty-eight million, one hundred twenty thousand, sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •