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134143244013 = 379637388813
BaseRepresentation
bin111110011101110001…
…1110111011011101101
3110211020200011211220210
41330323203313123231
54144211132302023
6141342523133033
712456123521652
oct1747343673355
9424220154823
10134143244013
1151987400739
1221bb8374179
13c85a39accc
1466c7869c29
153751981593
hex1f3b8f76ed

134143244013 has 16 divisors (see below), whose sum is σ = 181152139520. Its totient is φ = 88281969984.

The previous prime is 134143243991. The next prime is 134143244017. The reversal of 134143244013 is 310442341431.

It is not a de Polignac number, because 134143244013 - 28 = 134143243757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134143244017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1465995 + ... + 1554807.

It is an arithmetic number, because the mean of its divisors is an integer number (11322008720).

Almost surely, 2134143244013 is an apocalyptic number.

It is an amenable number.

134143244013 is a deficient number, since it is larger than the sum of its proper divisors (47008895507).

134143244013 is an equidigital number, since it uses as much as digits as its factorization.

134143244013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95268.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 134143244013 its reverse (310442341431), we get a palindrome (444585585444).

The spelling of 134143244013 in words is "one hundred thirty-four billion, one hundred forty-three million, two hundred forty-four thousand, thirteen".

Divisors: 1 3 79 237 6373 19119 88813 266439 503467 1510401 7016227 21048681 566005249 1698015747 44714414671 134143244013