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13142134 = 215143517
BaseRepresentation
bin110010001000…
…100001110110
3220201200121201
4302020201312
511331022014
61145403114
7216464155
oct62104166
926650551
1013142134
117466975
12449949a
132951b15
141a6159c
151248e74
hexc88876

13142134 has 8 divisors (see below), whose sum is σ = 19844208. Its totient is φ = 6527400.

The previous prime is 13142123. The next prime is 13142147. The reversal of 13142134 is 43124131.

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

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21457 + ... + 22060.

It is an arithmetic number, because the mean of its divisors is an integer number (2480526).

Almost surely, 213142134 is an apocalyptic number.

13142134 is a deficient number, since it is larger than the sum of its proper divisors (6702074).

13142134 is a wasteful number, since it uses less digits than its factorization.

13142134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43670.

The product of its digits is 288, while the sum is 19.

The square root of 13142134 is about 3625.2081319560. The cubic root of 13142134 is about 235.9872994219.

Adding to 13142134 its reverse (43124131), we get a palindrome (56266265).

The spelling of 13142134 in words is "thirteen million, one hundred forty-two thousand, one hundred thirty-four".

Divisors: 1 2 151 302 43517 87034 6571067 13142134