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4769689 = 43110923
BaseRepresentation
bin10010001100011110011001
322222022210011
4102030132121
52210112224
6250121521
755353541
oct22143631
98868704
104769689
1127685a1
1217202a1
13cb0002
148c2321
15643394
hex48c799

4769689 has 4 divisors (see below), whose sum is σ = 4880656. Its totient is φ = 4658724.

The previous prime is 4769669. The next prime is 4769693. The reversal of 4769689 is 9869674.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9869674 = 24934837.

It is a cyclic number.

It is not a de Polignac number, because 4769689 - 25 = 4769657 is a prime.

It is a Duffinian number.

4769689 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4769669) 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 3 ways as a sum of consecutive naturals, for example, 55419 + ... + 55504.

It is an arithmetic number, because the mean of its divisors is an integer number (1220164).

Almost surely, 24769689 is an apocalyptic number.

It is an amenable number.

4769689 is a deficient number, since it is larger than the sum of its proper divisors (110967).

4769689 is a wasteful number, since it uses less digits than its factorization.

4769689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110966.

The product of its digits is 653184, while the sum is 49.

The square root of 4769689 is about 2183.9617670646. The cubic root of 4769689 is about 168.3307095845.

The spelling of 4769689 in words is "four million, seven hundred sixty-nine thousand, six hundred eighty-nine".

Divisors: 1 43 110923 4769689