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340030213 = 1922397993
BaseRepresentation
bin10100010001000…
…111001100000101
3212200211022202121
4110101013030011
51144021431323
653424005541
711266131505
oct2421071405
9780738677
10340030213
11164a35806
1295a608b1
13555a5313
1433233a05
151ecb9a5d
hex14447305

340030213 has 8 divisors (see below), whose sum is σ = 358131200. Its totient is φ = 321949728.

The previous prime is 340030211. The next prime is 340030219. The reversal of 340030213 is 312030043.

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

It is a cyclic number.

It is not a de Polignac number, because 340030213 - 21 = 340030211 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 (340030211) 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, 38545 + ... + 46537.

It is an arithmetic number, because the mean of its divisors is an integer number (44766400).

Almost surely, 2340030213 is an apocalyptic number.

It is an amenable number.

340030213 is a deficient number, since it is larger than the sum of its proper divisors (18100987).

340030213 is a wasteful number, since it uses less digits than its factorization.

340030213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10251.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 340030213 is about 18439.9081613765. The cubic root of 340030213 is about 697.9738778630.

Adding to 340030213 its reverse (312030043), we get a palindrome (652060256).

The spelling of 340030213 in words is "three hundred forty million, thirty thousand, two hundred thirteen".

Divisors: 1 19 2239 7993 42541 151867 17896327 340030213