Base | Representation |
---|---|
bin | 11011110111011001101100… |
… | …101011010001000000000100 |
3 | 121001221002101020212101020122 |
4 | 123313121230223101000010 |
5 | 112030412423021331340 |
6 | 1112352420124521112 |
7 | 34546156530630515 |
oct | 3367315453210004 |
9 | 531832336771218 |
10 | 122554420105220 |
11 | 36060046186a64 |
12 | 118b3a4b3b0198 |
13 | 534caa8530aac |
14 | 2239946502a0c |
15 | e27dc5bb6db5 |
hex | 6f766cad1004 |
122554420105220 has 12 divisors (see below), whose sum is σ = 257364282221004. Its totient is φ = 49021768042080.
The previous prime is 122554420105171. The next prime is 122554420105231. The reversal of 122554420105220 is 22501024455221.
It is a happy number.
122554420105220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 26117659975936 + 96436760129284 = 5110544^2 + 9820222^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3063860502611 + ... + 3063860502650.
It is an arithmetic number, because the mean of its divisors is an integer number (21447023518417).
Almost surely, 2122554420105220 is an apocalyptic number.
122554420105220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122554420105220 is an abundant number, since it is smaller than the sum of its proper divisors (134809862115784).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122554420105220 is a wasteful number, since it uses less digits than its factorization.
122554420105220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6127721005270 (or 6127721005268 counting only the distinct ones).
The product of its (nonzero) digits is 64000, while the sum is 35.
The spelling of 122554420105220 in words is "one hundred twenty-two trillion, five hundred fifty-four billion, four hundred twenty million, one hundred five thousand, two hundred twenty".
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