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13343143 = 112295297
BaseRepresentation
bin110010111001…
…100110100111
3221002220100111
4302321212213
511403440033
61153553451
7221262202
oct62714647
927086314
1013343143
1175939a0
124575887
1329c2468
141ab4939
1512887cd
hexcb99a7

13343143 has 8 divisors (see below), whose sum is σ = 14622480. Its totient is φ = 12074880.

The previous prime is 13343137. The next prime is 13343173. The reversal of 13343143 is 34134331.

It is a happy number.

13343143 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13343143 - 221 = 11245991 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 (13343123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130 + ... + 5167.

It is an arithmetic number, because the mean of its divisors is an integer number (1827810).

Almost surely, 213343143 is an apocalyptic number.

13343143 is a deficient number, since it is larger than the sum of its proper divisors (1279337).

13343143 is a wasteful number, since it uses less digits than its factorization.

13343143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5537.

The product of its digits is 1296, while the sum is 22.

The square root of 13343143 is about 3652.8267136562. The cubic root of 13343143 is about 237.1843592730.

Adding to 13343143 its reverse (34134331), we get a palindrome (47477474).

The spelling of 13343143 in words is "thirteen million, three hundred forty-three thousand, one hundred forty-three".

Divisors: 1 11 229 2519 5297 58267 1213013 13343143