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34142434 = 271923743
BaseRepresentation
bin1000001000111…
…1100011100010
32101020121121121
42002033203202
532220024214
63215442454
7563130424
oct202174342
971217547
1034142434
11182aa797
12b52642a
1370c5631
14476a814
152ee6424
hex208f8e2

34142434 has 8 divisors (see below), whose sum is σ = 51287040. Its totient is φ = 17046756.

The previous prime is 34142417. The next prime is 34142461. The reversal of 34142434 is 43424143.

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

It is a junction number, because it is equal to n+sod(n) for n = 34142399 and 34142408.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10434 + ... + 13309.

It is an arithmetic number, because the mean of its divisors is an integer number (6410880).

Almost surely, 234142434 is an apocalyptic number.

34142434 is a deficient number, since it is larger than the sum of its proper divisors (17144606).

34142434 is a wasteful number, since it uses less digits than its factorization.

34142434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24464.

The product of its digits is 4608, while the sum is 25.

The square root of 34142434 is about 5843.1527448801. The cubic root of 34142434 is about 324.4129330839.

Adding to 34142434 its reverse (43424143), we get a palindrome (77566577).

The spelling of 34142434 in words is "thirty-four million, one hundred forty-two thousand, four hundred thirty-four".

Divisors: 1 2 719 1438 23743 47486 17071217 34142434