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8225383369 = 71175054767
BaseRepresentation
bin1111010100100010…
…10110001111001001
3210020020111202202111
413222101112033021
5113321144231434
63440110302321
7410555414350
oct75221261711
923206452674
108225383369
1135410182a5
1217167b79a1
13a11146c68
145805b6997
153321ba964
hex1ea4563c9

8225383369 has 4 divisors (see below), whose sum is σ = 9400438144. Its totient is φ = 7050328596.

The previous prime is 8225383351. The next prime is 8225383391. The reversal of 8225383369 is 9633835228.

8225383369 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8225383369 - 25 = 8225383337 is a prime.

It is a super-2 number, since 2×82253833692 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8225383069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 587527377 + ... + 587527390.

It is an arithmetic number, because the mean of its divisors is an integer number (2350109536).

Almost surely, 28225383369 is an apocalyptic number.

It is an amenable number.

8225383369 is a deficient number, since it is larger than the sum of its proper divisors (1175054775).

8225383369 is a wasteful number, since it uses less digits than its factorization.

8225383369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175054774.

The product of its digits is 1866240, while the sum is 49.

The square root of 8225383369 is about 90693.8992931719. The cubic root of 8225383369 is about 2018.6082764856.

The spelling of 8225383369 in words is "eight billion, two hundred twenty-five million, three hundred eighty-three thousand, three hundred sixty-nine".

Divisors: 1 7 1175054767 8225383369