Base | Representation |
---|---|
bin | 111111101000101000… |
… | …110000110100111100 |
3 | 20112100212021002221220 |
4 | 333220220300310330 |
5 | 2104413320244213 |
6 | 51220023353340 |
7 | 4636135150332 |
oct | 775050606474 |
9 | 215325232856 |
10 | 68327509308 |
11 | 26a83109063 |
12 | 112aa8b2850 |
13 | 659bab04a6 |
14 | 3442851b52 |
15 | 1b9d892e23 |
hex | fe8a30d3c |
68327509308 has 12 divisors (see below), whose sum is σ = 159430855080. Its totient is φ = 22775836432.
The previous prime is 68327509277. The next prime is 68327509309. The reversal of 68327509308 is 80390572386.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68327509309) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2846979543 + ... + 2846979566.
It is an arithmetic number, because the mean of its divisors is an integer number (13285904590).
Almost surely, 268327509308 is an apocalyptic number.
It is an amenable number.
68327509308 is an abundant number, since it is smaller than the sum of its proper divisors (91103345772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68327509308 is a wasteful number, since it uses less digits than its factorization.
68327509308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5693959116 (or 5693959114 counting only the distinct ones).
The product of its (nonzero) digits is 2177280, while the sum is 51.
The spelling of 68327509308 in words is "sixty-eight billion, three hundred twenty-seven million, five hundred nine thousand, three hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •