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6348424319 = 8317763307
BaseRepresentation
bin1011110100110010…
…10100010001111111
3121101102200100222122
411322121110101333
5101000144034234
62525540433155
7313214500466
oct57231242177
917342610878
106348424319
11276857a176
1212920a87bb
137a231c9c3
144431c99dd
1527250e92e
hex17a65447f

6348424319 has 4 divisors (see below), whose sum is σ = 6349195944. Its totient is φ = 6347652696.

The previous prime is 6348424301. The next prime is 6348424321. The reversal of 6348424319 is 9134248436.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-6348424319 is a prime.

It is a super-2 number, since 2×63484243192 = 80604982668141227522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6348424319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6348424349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373337 + ... + 389970.

It is an arithmetic number, because the mean of its divisors is an integer number (1587298986).

Almost surely, 26348424319 is an apocalyptic number.

6348424319 is a deficient number, since it is larger than the sum of its proper divisors (771625).

6348424319 is an equidigital number, since it uses as much as digits as its factorization.

6348424319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771624.

The product of its digits is 497664, while the sum is 44.

The square root of 6348424319 is about 79676.9999372466. Note that the first 4 decimals coincide. The cubic root of 6348424319 is about 1851.6347195833.

The spelling of 6348424319 in words is "six billion, three hundred forty-eight million, four hundred twenty-four thousand, three hundred nineteen".

Divisors: 1 8317 763307 6348424319