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343100042 = 21429120049
BaseRepresentation
bin10100011100110…
…100101010001010
3212220121021202222
4110130310222022
51200313200132
654013454042
711334205445
oct2434645212
9786537688
10343100042
1116674215a
1296aa1322
135610b69c
14337d265c
15201c4412
hex14734a8a

343100042 has 8 divisors (see below), whose sum is σ = 515014500. Its totient is φ = 171428544.

The previous prime is 343100041. The next prime is 343100057. The reversal of 343100042 is 240001343.

It can be written as a sum of positive squares in 2 ways, for example, as 342583081 + 516961 = 18509^2 + 719^2 .

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

It is not an unprimeable number, because it can be changed into a prime (343100041) 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, 57167 + ... + 62882.

Almost surely, 2343100042 is an apocalyptic number.

343100042 is a deficient number, since it is larger than the sum of its proper divisors (171914458).

343100042 is a wasteful number, since it uses less digits than its factorization.

343100042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121480.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 343100042 is about 18522.9598606702. The cubic root of 343100042 is about 700.0680491668.

Adding to 343100042 its reverse (240001343), we get a palindrome (583101385).

The spelling of 343100042 in words is "three hundred forty-three million, one hundred thousand, forty-two".

Divisors: 1 2 1429 2858 120049 240098 171550021 343100042