Base | Representation |
---|---|
bin | 111000110111010101… |
… | …0111011011100110001 |
3 | 102200012110110222210211 |
4 | 1301232222323130301 |
5 | 4000043123102401 |
6 | 132033234024121 |
7 | 11552100304441 |
oct | 1615652733461 |
9 | 380173428724 |
10 | 122115831601 |
11 | 47875226785 |
12 | 1b800418041 |
13 | b69165922a |
14 | 5ca6354121 |
15 | 329aae8951 |
hex | 1c6eabb731 |
122115831601 has 4 divisors (see below), whose sum is σ = 124714040832. Its totient is φ = 119517622372.
The previous prime is 122115831599. The next prime is 122115831611. The reversal of 122115831601 is 106138511221.
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 122115831601 - 21 = 122115831599 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122115831611) 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, 1299104545 + ... + 1299104638.
It is an arithmetic number, because the mean of its divisors is an integer number (31178510208).
Almost surely, 2122115831601 is an apocalyptic number.
It is an amenable number.
122115831601 is a deficient number, since it is larger than the sum of its proper divisors (2598209231).
122115831601 is an equidigital number, since it uses as much as digits as its factorization.
122115831601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2598209230.
The product of its (nonzero) digits is 2880, while the sum is 31.
The spelling of 122115831601 in words is "one hundred twenty-two billion, one hundred fifteen million, eight hundred thirty-one thousand, six hundred one".
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