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134510143 = 1237108739
BaseRepresentation
bin10000000010001…
…11011000111111
3100101002211020011
420001013120333
5233413311033
621203004051
73222213565
oct1001073077
9311084204
10134510143
1169a22509
1239069627
1321b37601
1413c15a35
15bc1eccd
hex804763f

134510143 has 4 divisors (see below), whose sum is σ = 134620120. Its totient is φ = 134400168.

The previous prime is 134510113. The next prime is 134510153. The reversal of 134510143 is 341015431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341015431 = 973515623.

It is a cyclic number.

It is not a de Polignac number, because 134510143 - 25 = 134510111 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 (134510113) 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, 53133 + ... + 55606.

It is an arithmetic number, because the mean of its divisors is an integer number (33655030).

Almost surely, 2134510143 is an apocalyptic number.

134510143 is a deficient number, since it is larger than the sum of its proper divisors (109977).

134510143 is a wasteful number, since it uses less digits than its factorization.

134510143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109976.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 134510143 is about 11597.8507922804. The cubic root of 134510143 is about 512.3715551998.

Adding to 134510143 its reverse (341015431), we get a palindrome (475525574).

The spelling of 134510143 in words is "one hundred thirty-four million, five hundred ten thousand, one hundred forty-three".

Divisors: 1 1237 108739 134510143