Base | Representation |
---|---|
bin | 1011101110011111000100… |
… | …0010100100000001110101 |
3 | 1200122120201010022002102021 |
4 | 2323213301002210001311 |
5 | 3142220324123224323 |
6 | 43231023441113141 |
7 | 2500335345601123 |
oct | 273476102440165 |
9 | 50576633262367 |
10 | 12893240836213 |
11 | 4120aa1364921 |
12 | 15429683287b1 |
13 | 726a9aa2739a |
14 | 32807141a913 |
15 | 1755b1d5705d |
hex | bb9f10a4075 |
12893240836213 has 4 divisors (see below), whose sum is σ = 13453816524768. Its totient is φ = 12332665147660.
The previous prime is 12893240836207. The next prime is 12893240836243. The reversal of 12893240836213 is 31263804239821.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 12893240836213 - 25 = 12893240836181 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12893240836243) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280287844243 + ... + 280287844288.
It is an arithmetic number, because the mean of its divisors is an integer number (3363454131192).
Almost surely, 212893240836213 is an apocalyptic number.
It is an amenable number.
12893240836213 is a deficient number, since it is larger than the sum of its proper divisors (560575688555).
12893240836213 is an equidigital number, since it uses as much as digits as its factorization.
12893240836213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 560575688554.
The product of its (nonzero) digits is 2985984, while the sum is 52.
The spelling of 12893240836213 in words is "twelve trillion, eight hundred ninety-three billion, two hundred forty million, eight hundred thirty-six thousand, two hundred thirteen".
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