Base | Representation |
---|---|
bin | 111000010111011111… |
… | …0101110001000000011 |
3 | 102120102222210211221121 |
4 | 1300232332232020003 |
5 | 3440401100344313 |
6 | 131335223133111 |
7 | 11513443613164 |
oct | 1605676561003 |
9 | 376388724847 |
10 | 121047278083 |
11 | 4737703a6a6 |
12 | 1b5625a4197 |
13 | b551168a44 |
14 | 5c0447d76b |
15 | 3236dc528d |
hex | 1c2efae203 |
121047278083 has 16 divisors (see below), whose sum is σ = 122977958400. Its totient is φ = 119133050400.
The previous prime is 121047278081. The next prime is 121047278089. The reversal of 121047278083 is 380872740121.
It is a cyclic number.
It is not a de Polignac number, because 121047278083 - 21 = 121047278081 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121047278081) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 20503110 + ... + 20509012.
It is an arithmetic number, because the mean of its divisors is an integer number (7686122400).
Almost surely, 2121047278083 is an apocalyptic number.
121047278083 is a deficient number, since it is larger than the sum of its proper divisors (1930680317).
121047278083 is a wasteful number, since it uses less digits than its factorization.
121047278083 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7242.
The product of its (nonzero) digits is 150528, while the sum is 43.
The spelling of 121047278083 in words is "one hundred twenty-one billion, forty-seven million, two hundred seventy-eight thousand, eighty-three".
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