Base | Representation |
---|---|
bin | 11101000111011… |
… | …01001001100001 |
3 | 122000120201122201 |
4 | 32203231021201 |
5 | 1000011202433 |
6 | 40122533201 |
7 | 6024004603 |
oct | 1643551141 |
9 | 560521581 |
10 | 244240993 |
11 | 11595a967 |
12 | 69967201 |
13 | 3b7a72c9 |
14 | 2461b173 |
15 | 16697a7d |
hex | e8ed261 |
244240993 has 4 divisors (see below), whose sum is σ = 245739568. Its totient is φ = 242742420.
The previous prime is 244240967. The next prime is 244241021. The reversal of 244240993 is 399042442.
244240993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 399042442 = 2 ⋅199521221.
It is a cyclic number.
It is not a de Polignac number, because 244240993 - 25 = 244240961 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (244240963) 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, 749043 + ... + 749368.
It is an arithmetic number, because the mean of its divisors is an integer number (61434892).
Almost surely, 2244240993 is an apocalyptic number.
It is an amenable number.
244240993 is a deficient number, since it is larger than the sum of its proper divisors (1498575).
244240993 is a wasteful number, since it uses less digits than its factorization.
244240993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1498574.
The product of its (nonzero) digits is 62208, while the sum is 37.
The square root of 244240993 is about 15628.2114459717. The cubic root of 244240993 is about 625.0856356259.
The spelling of 244240993 in words is "two hundred forty-four million, two hundred forty thousand, nine hundred ninety-three".
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