Base | Representation |
---|---|
bin | 11011110111011001100001… |
… | …100010010100111000011000 |
3 | 121001221001220020012020112211 |
4 | 123313121201202110320120 |
5 | 112030412032200244230 |
6 | 1112352345411044504 |
7 | 34546152101233561 |
oct | 3367314142247030 |
9 | 531831806166484 |
10 | 122554233212440 |
11 | 3605aa5a736717 |
12 | 118b39b88a0734 |
13 | 534ca788b5753 |
14 | 2239929773168 |
15 | e27db459b42a |
hex | 6f7661894e18 |
122554233212440 has 48 divisors (see below), whose sum is σ = 288257286769200. Its totient is φ = 46890315307968.
The previous prime is 122554233212431. The next prime is 122554233212473. The reversal of 122554233212440 is 44212332455221.
122554233212440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a junction number, because it is equal to n+sod(n) for n = 122554233212393 and 122554233212402.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2895872820 + ... + 2895915139.
It is an arithmetic number, because the mean of its divisors is an integer number (6005360141025).
Almost surely, 2122554233212440 is an apocalyptic number.
122554233212440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122554233212440 is an abundant number, since it is smaller than the sum of its proper divisors (165703053556760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122554233212440 is a wasteful number, since it uses less digits than its factorization.
122554233212440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5791788016 (or 5791787989 counting only the distinct ones).
The product of its (nonzero) digits is 460800, while the sum is 40.
Adding to 122554233212440 its reverse (44212332455221), we get a palindrome (166766565667661).
The spelling of 122554233212440 in words is "one hundred twenty-two trillion, five hundred fifty-four billion, two hundred thirty-three million, two hundred twelve thousand, four hundred forty".
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