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34162131 = 319957223
BaseRepresentation
bin1000001001010…
…0010111010011
32101021121122010
42002110113103
532221142011
63220114003
7563242023
oct202242723
971247563
1034162131
1118313573
12b535903
1371015a3
144773a83
152eec1a6
hex20945d3

34162131 has 8 divisors (see below), whose sum is σ = 45779200. Its totient is φ = 22659912.

The previous prime is 34162123. The next prime is 34162151. The reversal of 34162131 is 13126143.

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

It is not a de Polignac number, because 34162131 - 23 = 34162123 is a prime.

It is a super-2 number, since 2×341621312 = 2334102388922322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34162098 and 34162107.

It is not an unprimeable number, because it can be changed into a prime (34162151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28015 + ... + 29208.

It is an arithmetic number, because the mean of its divisors is an integer number (5722400).

Almost surely, 234162131 is an apocalyptic number.

34162131 is a deficient number, since it is larger than the sum of its proper divisors (11617069).

34162131 is a wasteful number, since it uses less digits than its factorization.

34162131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57425.

The product of its digits is 432, while the sum is 21.

The square root of 34162131 is about 5844.8379789349. The cubic root of 34162131 is about 324.4753064258.

Adding to 34162131 its reverse (13126143), we get a palindrome (47288274).

It can be divided in two parts, 34 and 162131, that added together give a triangular number (162165 = T569).

The spelling of 34162131 in words is "thirty-four million, one hundred sixty-two thousand, one hundred thirty-one".

Divisors: 1 3 199 597 57223 171669 11387377 34162131