Base | Representation |
---|---|
bin | 111111110111111010… |
… | …111110110110111010 |
3 | 20120000201210022200122 |
4 | 333313322332312322 |
5 | 2110424442143420 |
6 | 51301303533242 |
7 | 4645400621240 |
oct | 776772766672 |
9 | 216021708618 |
10 | 68583943610 |
11 | 270a4936a36 |
12 | 1136075a222 |
13 | 660cc66770 |
14 | 3468924790 |
15 | 1bb6148725 |
hex | ff7ebedba |
68583943610 has 32 divisors (see below), whose sum is σ = 151939815552. Its totient is φ = 21705687360.
The previous prime is 68583943567. The next prime is 68583943643. The reversal of 68583943610 is 1634938586.
It is a Curzon number.
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, 37682576 + ... + 37684395.
It is an arithmetic number, because the mean of its divisors is an integer number (4748119236).
Almost surely, 268583943610 is an apocalyptic number.
68583943610 is an abundant number, since it is smaller than the sum of its proper divisors (83355871942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68583943610 is a wasteful number, since it uses less digits than its factorization.
68583943610 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75366998.
The product of its (nonzero) digits is 3732480, while the sum is 53.
The spelling of 68583943610 in words is "sixty-eight billion, five hundred eighty-three million, nine hundred forty-three thousand, six hundred ten".
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