Base | Representation |
---|---|
bin | 11000011011001001… |
… | …11111101111101001 |
3 | 1020211211212101020212 |
4 | 30031210333233221 |
5 | 203323323011402 |
6 | 10005054430505 |
7 | 642642100442 |
oct | 141544775751 |
9 | 36754771225 |
10 | 13112703977 |
11 | 561986363a |
12 | 265b502435 |
13 | 130c842a49 |
14 | 8c57062c9 |
15 | 51b2b5952 |
hex | 30d93fbe9 |
13112703977 has 8 divisors (see below), whose sum is σ = 13369142664. Its totient is φ = 12856599808.
The previous prime is 13112703937. The next prime is 13112703983. The reversal of 13112703977 is 77930721131.
It can be written as a sum of positive squares in 4 ways, for example, as 10315246096 + 2797457881 = 101564^2 + 52891^2 .
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 13112703977 - 218 = 13112441833 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13112703937) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3728 + ... + 161985.
It is an arithmetic number, because the mean of its divisors is an integer number (1671142833).
Almost surely, 213112703977 is an apocalyptic number.
It is an amenable number.
13112703977 is a deficient number, since it is larger than the sum of its proper divisors (256438687).
13112703977 is a wasteful number, since it uses less digits than its factorization.
13112703977 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 167259.
The product of its (nonzero) digits is 55566, while the sum is 41.
The spelling of 13112703977 in words is "thirteen billion, one hundred twelve million, seven hundred three thousand, nine hundred seventy-seven".
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