Search a number
-
+
143114393 = 197726469
BaseRepresentation
bin10001000011111…
…00000010011001
3100222021222001002
420201330002121
5243114130033
622111234345
73355311062
oct1041740231
9328258032
10143114393
1173869a64
123bb189b5
132385aa96
1415015569
15c86e3e8
hex887c099

143114393 has 4 divisors (see below), whose sum is σ = 143841060. Its totient is φ = 142387728.

The previous prime is 143114341. The next prime is 143114399. The reversal of 143114393 is 393411341.

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 140114569 + 2999824 = 11837^2 + 1732^2 .

It is a cyclic number.

It is not a de Polignac number, because 143114393 - 26 = 143114329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143114399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 363038 + ... + 363431.

It is an arithmetic number, because the mean of its divisors is an integer number (35960265).

Almost surely, 2143114393 is an apocalyptic number.

It is an amenable number.

143114393 is a deficient number, since it is larger than the sum of its proper divisors (726667).

143114393 is an equidigital number, since it uses as much as digits as its factorization.

143114393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726666.

The product of its digits is 3888, while the sum is 29.

The square root of 143114393 is about 11963.0427985525. The cubic root of 143114393 is about 523.0715560519.

The spelling of 143114393 in words is "one hundred forty-three million, one hundred fourteen thousand, three hundred ninety-three".

Divisors: 1 197 726469 143114393