Base | Representation |
---|---|
bin | 111111110010100… |
… | …0100000001100001 |
3 | 12112011120201022211 |
4 | 1333211010001201 |
5 | 13340422002431 |
6 | 552220402121 |
7 | 104020201036 |
oct | 17745040141 |
9 | 5464521284 |
10 | 2140422241 |
11 | 9a9237a01 |
12 | 4b89a6341 |
13 | 2815a1949 |
14 | 1643ad38d |
15 | c7d9e2b1 |
hex | 7f944061 |
2140422241 has 4 divisors (see below), whose sum is σ = 2148039684. Its totient is φ = 2132804800.
The previous prime is 2140422173. The next prime is 2140422283. The reversal of 2140422241 is 1422240412.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1779574225 + 360848016 = 42185^2 + 18996^2 .
It is a cyclic number.
It is not a de Polignac number, because 2140422241 - 29 = 2140421729 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2140426241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3808300 + ... + 3808861.
It is an arithmetic number, because the mean of its divisors is an integer number (537009921).
Almost surely, 22140422241 is an apocalyptic number.
It is an amenable number.
2140422241 is a deficient number, since it is larger than the sum of its proper divisors (7617443).
2140422241 is an equidigital number, since it uses as much as digits as its factorization.
2140422241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7617442.
The product of its (nonzero) digits is 1024, while the sum is 22.
The square root of 2140422241 is about 46264.6975673677. The cubic root of 2140422241 is about 1288.7434915722.
Adding to 2140422241 its reverse (1422240412), we get a palindrome (3562662653).
The spelling of 2140422241 in words is "two billion, one hundred forty million, four hundred twenty-two thousand, two hundred forty-one".
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