Base | Representation |
---|---|
bin | 10011001101011110010101… |
… | …01101010001001000000100 |
3 | 12112120112012011102122220021 |
4 | 21212233022231101020010 |
5 | 21014113014440023140 |
6 | 225502451131544524 |
7 | 11620025501123263 |
oct | 1146571255211004 |
9 | 175515164378807 |
10 | 42244404220420 |
11 | 12507829967086 |
12 | 48a32b95bb144 |
13 | 1a758267b052c |
14 | a608d65105da |
15 | 4d3d19624b4a |
hex | 266bcab51204 |
42244404220420 has 96 divisors (see below), whose sum is σ = 89870257766016. Its totient is φ = 16678355865600.
The previous prime is 42244404220393. The next prime is 42244404220427. The reversal of 42244404220420 is 2402240444224.
It is not an unprimeable number, because it can be changed into a prime (42244404220427) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2175182310 + ... + 2175201730.
It is an arithmetic number, because the mean of its divisors is an integer number (936148518396).
Almost surely, 242244404220420 is an apocalyptic number.
It is an amenable number.
42244404220420 is an abundant number, since it is smaller than the sum of its proper divisors (47625853545596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42244404220420 is a wasteful number, since it uses less digits than its factorization.
42244404220420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22501 (or 22499 counting only the distinct ones).
The product of its (nonzero) digits is 131072, while the sum is 34.
Adding to 42244404220420 its reverse (2402240444224), we get a palindrome (44646644664644).
The spelling of 42244404220420 in words is "forty-two trillion, two hundred forty-four billion, four hundred four million, two hundred twenty thousand, four hundred twenty".
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