Base | Representation |
---|---|
bin | 1100010010001110010… |
… | …00001101111011011111 |
3 | 1111100111212212101010121 |
4 | 12021013020031323133 |
5 | 23403430113202201 |
6 | 521524330415411 |
7 | 42332014630300 |
oct | 6110710157337 |
9 | 1440455771117 |
10 | 422100131551 |
11 | 15301457a32a |
12 | 69980591567 |
13 | 30a5b14b967 |
14 | 1660336a7a7 |
15 | aea6c059a1 |
hex | 624720dedf |
422100131551 has 24 divisors (see below), whose sum is σ = 519966638496. Its totient is φ = 340472563200.
The previous prime is 422100131549. The next prime is 422100131569. The reversal of 422100131551 is 155131001224.
It is not a de Polignac number, because 422100131551 - 21 = 422100131549 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 (422100131051) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7173651 + ... + 7232251.
It is an arithmetic number, because the mean of its divisors is an integer number (21665276604).
Almost surely, 2422100131551 is an apocalyptic number.
422100131551 is a deficient number, since it is larger than the sum of its proper divisors (97866506945).
422100131551 is a wasteful number, since it uses less digits than its factorization.
422100131551 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67279 (or 67272 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 25.
Adding to 422100131551 its reverse (155131001224), we get a palindrome (577231132775).
The spelling of 422100131551 in words is "four hundred twenty-two billion, one hundred million, one hundred thirty-one thousand, five hundred fifty-one".
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