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2144300743 = 13164946211
BaseRepresentation
bin111111111001111…
…0110111011000111
312112102212202122001
41333303312323013
513342420110433
6552435450131
7104065153444
oct17763667307
95472782561
102144300743
11a00446982
124ba156947
1328232c110
14164adc9cb
15c83b857d
hex7fcf6ec7

2144300743 has 4 divisors (see below), whose sum is σ = 2309246968. Its totient is φ = 1979354520.

The previous prime is 2144300723. The next prime is 2144300747. The reversal of 2144300743 is 3470034412.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2144300743 - 29 = 2144300231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144300747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82473093 + ... + 82473118.

It is an arithmetic number, because the mean of its divisors is an integer number (577311742).

Almost surely, 22144300743 is an apocalyptic number.

2144300743 is a deficient number, since it is larger than the sum of its proper divisors (164946225).

2144300743 is a wasteful number, since it uses less digits than its factorization.

2144300743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164946224.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 2144300743 is about 46306.5950270585. The cubic root of 2144300743 is about 1289.5214343654.

The spelling of 2144300743 in words is "two billion, one hundred forty-four million, three hundred thousand, seven hundred forty-three".

Divisors: 1 13 164946211 2144300743