Base | Representation |
---|---|
bin | 1100101111001… |
… | …0100000110011 |
3 | 10201112010101110 |
4 | 3023302200303 |
5 | 102134002011 |
6 | 5145004403 |
7 | 1216036440 |
oct | 313624063 |
9 | 121463343 |
10 | 53422131 |
11 | 28178924 |
12 | 15a83703 |
13 | b0b5c39 |
14 | 71489c7 |
15 | 4a53ba6 |
hex | 32f2833 |
53422131 has 16 divisors (see below), whose sum is σ = 81897984. Its totient is φ = 30342144.
The previous prime is 53422111. The next prime is 53422151. The reversal of 53422131 is 13122435.
53422131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (53422111) and next prime (53422151).
It is not a de Polignac number, because 53422131 - 27 = 53422003 is a prime.
It is a super-2 number, since 2×534221312 = 5707848161162322, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 53422098 and 53422107.
It is not an unprimeable number, because it can be changed into a prime (53422111) 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, 4110 + ... + 11123.
It is an arithmetic number, because the mean of its divisors is an integer number (5118624).
Almost surely, 253422131 is an apocalyptic number.
53422131 is a deficient number, since it is larger than the sum of its proper divisors (28475853).
53422131 is a wasteful number, since it uses less digits than its factorization.
53422131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15410.
The product of its digits is 720, while the sum is 21.
The square root of 53422131 is about 7309.0444655919. The cubic root of 53422131 is about 376.6232002296.
Adding to 53422131 its reverse (13122435), we get a palindrome (66544566).
The spelling of 53422131 in words is "fifty-three million, four hundred twenty-two thousand, one hundred thirty-one".
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