Base | Representation |
---|---|
bin | 1011111011110100011000… |
… | …0010011001100100011101 |
3 | 1201110110221122202111221021 |
4 | 2332331012002121210131 |
5 | 3204443432312422141 |
6 | 43524145040404141 |
7 | 2523024554451106 |
oct | 276750602314435 |
9 | 51413848674837 |
10 | 13122300123421 |
11 | 41aa15535a665 |
12 | 157b233916651 |
13 | 74257355bb58 |
14 | 3351a0a2d3ad |
15 | 17b51b5356d1 |
hex | bef4609991d |
13122300123421 has 8 divisors (see below), whose sum is σ = 13281760666944. Its totient is φ = 12962871973920.
The previous prime is 13122300123397. The next prime is 13122300123433. The reversal of 13122300123421 is 12432100322131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13122300123421 - 25 = 13122300123389 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 (13122300123221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7282920 + ... + 8904241.
It is an arithmetic number, because the mean of its divisors is an integer number (1660220083368).
Almost surely, 213122300123421 is an apocalyptic number.
It is an amenable number.
13122300123421 is a deficient number, since it is larger than the sum of its proper divisors (159460543523).
13122300123421 is an equidigital number, since it uses as much as digits as its factorization.
13122300123421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16197011.
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 13122300123421 its reverse (12432100322131), we get a palindrome (25554400445552).
The spelling of 13122300123421 in words is "thirteen trillion, one hundred twenty-two billion, three hundred million, one hundred twenty-three thousand, four hundred twenty-one".
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