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10143143 = 37274139
BaseRepresentation
bin100110101100…
…010110100111
3201002022202222
4212230112213
510044040033
61001222555
7152133563
oct46542647
921068688
1010143143
1157a876a
123491a5b
132141a7a
1414c06a3
15d55598
hex9ac5a7

10143143 has 4 divisors (see below), whose sum is σ = 10417320. Its totient is φ = 9868968.

The previous prime is 10143139. The next prime is 10143149. The reversal of 10143143 is 34134101.

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 10143143 - 22 = 10143139 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 (10143149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137033 + ... + 137106.

It is an arithmetic number, because the mean of its divisors is an integer number (2604330).

Almost surely, 210143143 is an apocalyptic number.

10143143 is a deficient number, since it is larger than the sum of its proper divisors (274177).

10143143 is an equidigital number, since it uses as much as digits as its factorization.

10143143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274176.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 10143143 is about 3184.8301367577. The cubic root of 10143143 is about 216.4665768799.

Adding to 10143143 its reverse (34134101), we get a palindrome (44277244).

The spelling of 10143143 in words is "ten million, one hundred forty-three thousand, one hundred forty-three".

Divisors: 1 37 274139 10143143