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140342203 = 617227459
BaseRepresentation
bin10000101110101…
…11001110111011
3100210002010022101
420113113032323
5241411422303
621532004231
73322613641
oct1027271673
9323063271
10140342203
11722461a1
123b000677
13230ca031
14148d3191
15c4c2d1d
hex85d73bb

140342203 has 4 divisors (see below), whose sum is σ = 140570280. Its totient is φ = 140114128.

The previous prime is 140342201. The next prime is 140342207. The reversal of 140342203 is 302243041.

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 140342203 - 21 = 140342201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140342201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113113 + ... + 114346.

It is an arithmetic number, because the mean of its divisors is an integer number (35142570).

Almost surely, 2140342203 is an apocalyptic number.

140342203 is a deficient number, since it is larger than the sum of its proper divisors (228077).

140342203 is an equidigital number, since it uses as much as digits as its factorization.

140342203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228076.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 140342203 is about 11846.6114564461. The cubic root of 140342203 is about 519.6721342969.

Adding to 140342203 its reverse (302243041), we get a palindrome (442585244).

The spelling of 140342203 in words is "one hundred forty million, three hundred forty-two thousand, two hundred three".

Divisors: 1 617 227459 140342203