Base | Representation |
---|---|
bin | 111001000111101010… |
… | …0101111110001000011 |
3 | 102201121122022210112212 |
4 | 1302033110233301003 |
5 | 4002203344232312 |
6 | 132203444012335 |
7 | 11601501642503 |
oct | 1621724576103 |
9 | 381548283485 |
10 | 122663664707 |
11 | 48026493911 |
12 | 1b9339910ab |
13 | b74acbb32c |
14 | 5d18ddba03 |
15 | 32cdc5e822 |
hex | 1c8f52fc43 |
122663664707 has 4 divisors (see below), whose sum is σ = 129119647080. Its totient is φ = 116207682336.
The previous prime is 122663664691. The next prime is 122663664719. The reversal of 122663664707 is 707466366221.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 122663664707 - 24 = 122663664691 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122663664727) 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, 3227991158 + ... + 3227991195.
It is an arithmetic number, because the mean of its divisors is an integer number (32279911770).
Almost surely, 2122663664707 is an apocalyptic number.
122663664707 is a deficient number, since it is larger than the sum of its proper divisors (6455982373).
122663664707 is an equidigital number, since it uses as much as digits as its factorization.
122663664707 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6455982372.
The product of its (nonzero) digits is 3048192, while the sum is 50.
The spelling of 122663664707 in words is "one hundred twenty-two billion, six hundred sixty-three million, six hundred sixty-four thousand, seven hundred seven".
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