Base | Representation |
---|---|
bin | 10011000000000101… |
… | …00111000000111110 |
3 | 222022221102020202000 |
4 | 21200002213000332 |
5 | 131343003401142 |
6 | 4404131443130 |
7 | 510540015324 |
oct | 114002470076 |
9 | 28287366660 |
10 | 10201231422 |
11 | 4365369178 |
12 | 1b884564a6 |
13 | c675b6115 |
14 | 6cab85d14 |
15 | 3ea8ac14c |
hex | 2600a703e |
10201231422 has 32 divisors (see below), whose sum is σ = 23041040160. Its totient is φ = 3344664960.
The previous prime is 10201231421. The next prime is 10201231441. The reversal of 10201231422 is 22413210201.
It is a happy number.
10201231422 is a `hidden beast` number, since 10 + 2 + 0 + 1 + 231 + 422 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 10201231395 and 10201231404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10201231421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1545163 + ... + 1551750.
It is an arithmetic number, because the mean of its divisors is an integer number (720032505).
Almost surely, 210201231422 is an apocalyptic number.
10201231422 is an abundant number, since it is smaller than the sum of its proper divisors (12839808738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10201231422 is a wasteful number, since it uses less digits than its factorization.
10201231422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3096985 (or 3096979 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 10201231422 its reverse (22413210201), we get a palindrome (32614441623).
The spelling of 10201231422 in words is "ten billion, two hundred one million, two hundred thirty-one thousand, four hundred twenty-two".
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