Base | Representation |
---|---|
bin | 111000110100011111… |
… | …0110001100101000011 |
3 | 102122221210212002010221 |
4 | 1301220332301211003 |
5 | 3444344203331010 |
6 | 132015544003511 |
7 | 11546531016103 |
oct | 1615076614503 |
9 | 378853762127 |
10 | 122020370755 |
11 | 47826355618 |
12 | 1b794460597 |
13 | b67794481a |
14 | 5c977c5203 |
15 | 329253ddda |
hex | 1c68fb1943 |
122020370755 has 4 divisors (see below), whose sum is σ = 146424444912. Its totient is φ = 97616296600.
The previous prime is 122020370729. The next prime is 122020370761. The reversal of 122020370755 is 557073020221.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 122020370755 - 217 = 122020239683 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 122020370755.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12202037071 + ... + 12202037080.
It is an arithmetic number, because the mean of its divisors is an integer number (36606111228).
Almost surely, 2122020370755 is an apocalyptic number.
122020370755 is a deficient number, since it is larger than the sum of its proper divisors (24404074157).
122020370755 is an equidigital number, since it uses as much as digits as its factorization.
122020370755 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24404074156.
The product of its (nonzero) digits is 29400, while the sum is 34.
Adding to 122020370755 its reverse (557073020221), we get a palindrome (679093390976).
The spelling of 122020370755 in words is "one hundred twenty-two billion, twenty million, three hundred seventy thousand, seven hundred fifty-five".
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