Base | Representation |
---|---|
bin | 111111100000010101… |
… | …111100110000010100 |
3 | 20112000011102120120201 |
4 | 333200111330300110 |
5 | 2104122210002300 |
6 | 51154133110244 |
7 | 4632525331336 |
oct | 774025746024 |
9 | 215004376521 |
10 | 68188359700 |
11 | 26a1160798a |
12 | 11270188384 |
13 | 6579010246 |
14 | 342c18d456 |
15 | 1b9155866a |
hex | fe057cc14 |
68188359700 has 18 divisors (see below), whose sum is σ = 147968740766. Its totient is φ = 27275343840.
The previous prime is 68188359667. The next prime is 68188359713. The reversal of 68188359700 is 795388186.
68188359700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 81974916 + 68106384784 = 9054^2 + 260972^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 340941699 + ... + 340941898.
Almost surely, 268188359700 is an apocalyptic number.
It is an amenable number.
68188359700 is an abundant number, since it is smaller than the sum of its proper divisors (79780381066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68188359700 is a wasteful number, since it uses less digits than its factorization.
68188359700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 681883611 (or 681883604 counting only the distinct ones).
The product of its (nonzero) digits is 2903040, while the sum is 55.
The spelling of 68188359700 in words is "sixty-eight billion, one hundred eighty-eight million, three hundred fifty-nine thousand, seven hundred".
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