Base | Representation |
---|---|
bin | 11011110101011101110101… |
… | …011111110111000100111101 |
3 | 121001110101002112110112022121 |
4 | 123311131311133313010331 |
5 | 112021223034033433341 |
6 | 1112211343103242541 |
7 | 34533441004506625 |
oct | 3365356537670475 |
9 | 531411075415277 |
10 | 122421424124221 |
11 | 360096a8441a82 |
12 | 118921132a9451 |
13 | 53403a1a51151 |
14 | 223332b199885 |
15 | e246ded054d1 |
hex | 6f57757f713d |
122421424124221 has 8 divisors (see below), whose sum is σ = 122667474600000. Its totient is φ = 122175376517280.
The previous prime is 122421424124177. The next prime is 122421424124239.
122421424124221 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 122421424124221 - 217 = 122421423993149 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122421424124821) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98483241 + ... + 99718561.
It is an arithmetic number, because the mean of its divisors is an integer number (15333434325000).
Almost surely, 2122421424124221 is an apocalyptic number.
It is an amenable number.
122421424124221 is a deficient number, since it is larger than the sum of its proper divisors (246050475779).
122421424124221 is a wasteful number, since it uses less digits than its factorization.
122421424124221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1434419.
The product of its digits is 32768, while the sum is 34.
The spelling of 122421424124221 in words is "one hundred twenty-two trillion, four hundred twenty-one billion, four hundred twenty-four million, one hundred twenty-four thousand, two hundred twenty-one".
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