Base | Representation |
---|---|
bin | 1000010110100100… |
… | …0101000100100111 |
3 | 12210020222102200020 |
4 | 2011221011010213 |
5 | 14042441412112 |
6 | 1010252450223 |
7 | 106363601445 |
oct | 20551050447 |
9 | 5706872606 |
10 | 2242138407 |
11 | a506a0853 |
12 | 526a79973 |
13 | 299696622 |
14 | 173ac9b95 |
15 | d1c9248c |
hex | 85a45127 |
2242138407 has 4 divisors (see below), whose sum is σ = 2989517880. Its totient is φ = 1494758936.
The previous prime is 2242138369. The next prime is 2242138411. The reversal of 2242138407 is 7048312422.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2242138407 - 26 = 2242138343 is a prime.
It is a super-2 number, since 2×22421384072 = 10054369272288995298, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2242138477) 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 3 ways as a sum of consecutive naturals, for example, 373689732 + ... + 373689737.
It is an arithmetic number, because the mean of its divisors is an integer number (747379470).
Almost surely, 22242138407 is an apocalyptic number.
2242138407 is a deficient number, since it is larger than the sum of its proper divisors (747379473).
2242138407 is an equidigital number, since it uses as much as digits as its factorization.
2242138407 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 747379472.
The product of its (nonzero) digits is 21504, while the sum is 33.
The square root of 2242138407 is about 47351.2239229357. The cubic root of 2242138407 is about 1308.8427530278.
The spelling of 2242138407 in words is "two billion, two hundred forty-two million, one hundred thirty-eight thousand, four hundred seven".
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