Base | Representation |
---|---|
bin | 11100101010010… |
… | …00110011110011 |
3 | 121202101201011101 |
4 | 32111020303303 |
5 | 443022002011 |
6 | 35505025231 |
7 | 5646361105 |
oct | 1625106363 |
9 | 552351141 |
10 | 240422131 |
11 | 113791784 |
12 | 68625217 |
13 | 3aa6b021 |
14 | 23d05575 |
15 | 161912c1 |
hex | e548cf3 |
240422131 has 2 divisors, whose sum is σ = 240422132. Its totient is φ = 240422130.
The previous prime is 240422129. The next prime is 240422141. The reversal of 240422131 is 131224042.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 240422131 - 21 = 240422129 is a prime.
It is a super-2 number, since 2×2404221312 = 115605602149162322, which contains 22 as substring.
Together with 240422129, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 240422099 and 240422108.
It is not a weakly prime, because it can be changed into another prime (240422141) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120211065 + 120211066.
It is an arithmetic number, because the mean of its divisors is an integer number (120211066).
Almost surely, 2240422131 is an apocalyptic number.
240422131 is a deficient number, since it is larger than the sum of its proper divisors (1).
240422131 is an equidigital number, since it uses as much as digits as its factorization.
240422131 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 240422131 is about 15505.5516186945. The cubic root of 240422131 is about 621.8106375516.
Adding to 240422131 its reverse (131224042), we get a palindrome (371646173).
The spelling of 240422131 in words is "two hundred forty million, four hundred twenty-two thousand, one hundred thirty-one".
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