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140433 = 346811
BaseRepresentation
bin100010010010010001
321010122020
4202102101
513443213
63002053
71123266
oct422221
9233566
10140433
1196567
1269329
134bbc7
143926d
152b923
hex22491

140433 has 4 divisors (see below), whose sum is σ = 187248. Its totient is φ = 93620.

The previous prime is 140423. The next prime is 140443. The reversal of 140433 is 334041.

140433 is nontrivially palindromic in base 2.

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: 334041 = 3111347.

It is an interprime number because it is at equal distance from previous prime (140423) and next prime (140443).

It is a cyclic number.

It is not a de Polignac number, because 140433 - 24 = 140417 is a prime.

It is a D-number.

It is a plaindrome in base 9.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (140423) 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, 23403 + ... + 23408.

It is an arithmetic number, because the mean of its divisors is an integer number (46812).

2140433 is an apocalyptic number.

It is an amenable number.

140433 is a deficient number, since it is larger than the sum of its proper divisors (46815).

140433 is an equidigital number, since it uses as much as digits as its factorization.

140433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46814.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 140433 is about 374.7439125590. The cubic root of 140433 is about 51.9784180656.

Adding to 140433 its reverse (334041), we get a palindrome (474474).

The spelling of 140433 in words is "one hundred forty thousand, four hundred thirty-three".

Divisors: 1 3 46811 140433