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13310444143 = 157211340123
BaseRepresentation
bin11000110010101110…
…10100001001101111
31021100121221121202201
430121113110021233
5204224433203033
610040441002331
7650562623413
oct143127241157
937317847681
1013310444143
115710442767
1226b57833a7
1313417b8569
14903a9ad43
1552d82547d
hex3195d426f

13310444143 has 8 divisors (see below), whose sum is σ = 13401897488. Its totient is φ = 13219075584.

The previous prime is 13310444137. The next prime is 13310444153. The reversal of 13310444143 is 34144401331.

It is a happy number.

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 13310444143 - 25 = 13310444111 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 (13310444113) 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, 311680 + ... + 351802.

It is an arithmetic number, because the mean of its divisors is an integer number (1675237186).

Almost surely, 213310444143 is an apocalyptic number.

13310444143 is a deficient number, since it is larger than the sum of its proper divisors (91453345).

13310444143 is a wasteful number, since it uses less digits than its factorization.

13310444143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42393.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 13310444143 its reverse (34144401331), we get a palindrome (47454845474).

The spelling of 13310444143 in words is "thirteen billion, three hundred ten million, four hundred forty-four thousand, one hundred forty-three".

Divisors: 1 157 2113 40123 331741 6299311 84779899 13310444143