Base | Representation |
---|---|
bin | 11000011100010011… |
… | …00111101000101010 |
3 | 1020212111221010202210 |
4 | 30032021213220222 |
5 | 203333302221204 |
6 | 10010040305550 |
7 | 643116514452 |
oct | 141611475052 |
9 | 36774833683 |
10 | 13122304554 |
11 | 56242206a7 |
12 | 26627722b6 |
13 | 1311824868 |
14 | 8c6ac4d62 |
15 | 51c060389 |
hex | 30e267a2a |
13122304554 has 8 divisors (see below), whose sum is σ = 26244609120. Its totient is φ = 4374101516.
The previous prime is 13122304553. The next prime is 13122304589. The reversal of 13122304554 is 45540322131.
It is a sphenic number, since it is the product of 3 distinct primes.
13122304554 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (13122304553) 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, 1093525374 + ... + 1093525385.
It is an arithmetic number, because the mean of its divisors is an integer number (3280576140).
Almost surely, 213122304554 is an apocalyptic number.
13122304554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13122304554 is a wasteful number, since it uses less digits than its factorization.
13122304554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2187050764.
The product of its (nonzero) digits is 14400, while the sum is 30.
Adding to 13122304554 its reverse (45540322131), we get a palindrome (58662626685).
The spelling of 13122304554 in words is "thirteen billion, one hundred twenty-two million, three hundred four thousand, five hundred fifty-four".
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