Base | Representation |
---|---|
bin | 111111111001011… |
… | …1001100100001011 |
3 | 12112102101222212202 |
4 | 1333302321210023 |
5 | 13342334040134 |
6 | 552430230415 |
7 | 104063055641 |
oct | 17762714413 |
9 | 5472358782 |
10 | 2144049419 |
11 | a00295076 |
12 | 4ba05540b |
13 | 2822718c5 |
14 | 164a75191 |
15 | c8368d7e |
hex | 7fcb990b |
2144049419 has 4 divisors (see below), whose sum is σ = 2145440496. Its totient is φ = 2142658344.
The previous prime is 2144049407. The next prime is 2144049451. The reversal of 2144049419 is 9149404412.
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 2144049419 - 24 = 2144049403 is a prime.
It is a super-2 number, since 2×21440494192 = 9193895822228475122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2144049119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 693224 + ... + 696309.
It is an arithmetic number, because the mean of its divisors is an integer number (536360124).
Almost surely, 22144049419 is an apocalyptic number.
2144049419 is a deficient number, since it is larger than the sum of its proper divisors (1391077).
2144049419 is a wasteful number, since it uses less digits than its factorization.
2144049419 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1391076.
The product of its (nonzero) digits is 41472, while the sum is 38.
The square root of 2144049419 is about 46303.8812520074. The cubic root of 2144049419 is about 1289.4710526970.
The spelling of 2144049419 in words is "two billion, one hundred forty-four million, forty-nine thousand, four hundred nineteen".
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