Base | Representation |
---|---|
bin | 101000110001111… |
… | …0101010110100000 |
3 | 10112100210021122221 |
4 | 1101203311112200 |
5 | 10300244114224 |
6 | 343440240424 |
7 | 45623523646 |
oct | 12143652640 |
9 | 3470707587 |
10 | 1368348064 |
11 | 642440176 |
12 | 322310114 |
13 | 18a648915 |
14 | cda33196 |
15 | 801e16e4 |
hex | 518f55a0 |
1368348064 has 96 divisors (see below), whose sum is σ = 2909934720. Its totient is φ = 632067072.
The previous prime is 1368348053. The next prime is 1368348077. The reversal of 1368348064 is 4608438631.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is a self number, because there is not a number n which added to its sum of digits gives 1368348064.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2114589 + ... + 2115235.
It is an arithmetic number, because the mean of its divisors is an integer number (30311820).
Almost surely, 21368348064 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 1368348064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1454967360).
1368348064 is an abundant number, since it is smaller than the sum of its proper divisors (1541586656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1368348064 is a wasteful number, since it uses less digits than its factorization.
1368348064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 782 (or 774 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 43.
The square root of 1368348064 is about 36991.1890049509. The cubic root of 1368348064 is about 1110.1939611814.
The spelling of 1368348064 in words is "one billion, three hundred sixty-eight million, three hundred forty-eight thousand, sixty-four".
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