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343542413 = 409839957
BaseRepresentation
bin10100011110100…
…000101010001101
3212221102202121002
4110132200222031
51200421324123
654031150045
711341030244
oct2436405215
9787382532
10343542413
11166a14555
1297075325
1356234b46
14338a995b
1520260528
hex147a0a8d

343542413 has 4 divisors (see below), whose sum is σ = 344382780. Its totient is φ = 342702048.

The previous prime is 343542379. The next prime is 343542469. The reversal of 343542413 is 314245343.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 182709289 + 160833124 = 13517^2 + 12682^2 .

It is a cyclic number.

It is not a de Polignac number, because 343542413 - 212 = 343538317 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 (343542113) 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, 419570 + ... + 420387.

It is an arithmetic number, because the mean of its divisors is an integer number (86095695).

Almost surely, 2343542413 is an apocalyptic number.

It is an amenable number.

343542413 is a deficient number, since it is larger than the sum of its proper divisors (840367).

343542413 is an equidigital number, since it uses as much as digits as its factorization.

343542413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840366.

The product of its digits is 17280, while the sum is 29.

The square root of 343542413 is about 18534.8971672356. The cubic root of 343542413 is about 700.3687941026.

Adding to 343542413 its reverse (314245343), we get a palindrome (657787756).

The spelling of 343542413 in words is "three hundred forty-three million, five hundred forty-two thousand, four hundred thirteen".

Divisors: 1 409 839957 343542413