Base | Representation |
---|---|
bin | 10111111000101100… |
… | …01000100100011010 |
3 | 1020002200212010200201 |
4 | 23330112020210122 |
5 | 202230320022130 |
6 | 5520250052414 |
7 | 632531522122 |
oct | 137426104432 |
9 | 36080763621 |
10 | 12823595290 |
11 | 5490648a40 |
12 | 259a71a10a |
13 | 129498940c |
14 | 899169c82 |
15 | 500c08bca |
hex | 2fc58891a |
12823595290 has 32 divisors (see below), whose sum is σ = 25430215680. Its totient is φ = 4616952000.
The previous prime is 12823595251. The next prime is 12823595293. The reversal of 12823595290 is 9259532821.
It is a self number, because there is not a number n which added to its sum of digits gives 12823595290.
It is not an unprimeable number, because it can be changed into a prime (12823595293) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 566010 + ... + 588229.
It is an arithmetic number, because the mean of its divisors is an integer number (794694240).
Almost surely, 212823595290 is an apocalyptic number.
12823595290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12823595290 is a deficient number, since it is larger than the sum of its proper divisors (12606620390).
12823595290 is a wasteful number, since it uses less digits than its factorization.
12823595290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1154358.
The product of its (nonzero) digits is 388800, while the sum is 46.
The spelling of 12823595290 in words is "twelve billion, eight hundred twenty-three million, five hundred ninety-five thousand, two hundred ninety".
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