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3020385 = 35201359
BaseRepresentation
bin1011100001011001100001
312200110012010
423201121201
51233123020
6144423133
734446534
oct13413141
95613163
103020385
111783295
121017aa9
13819a14
14588a1b
153e9de0
hex2e1661

3020385 has 8 divisors (see below), whose sum is σ = 4832640. Its totient is φ = 1610864.

The previous prime is 3020371. The next prime is 3020389. The reversal of 3020385 is 5830203.

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 3020385 - 29 = 3019873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3020389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100665 + ... + 100694.

It is an arithmetic number, because the mean of its divisors is an integer number (604080).

Almost surely, 23020385 is an apocalyptic number.

It is an amenable number.

3020385 is a deficient number, since it is larger than the sum of its proper divisors (1812255).

3020385 is a wasteful number, since it uses less digits than its factorization.

3020385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201367.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 3020385 is about 1737.9254874706. The cubic root of 3020385 is about 144.5508894325.

Adding to 3020385 its reverse (5830203), we get a palindrome (8850588).

The spelling of 3020385 in words is "three million, twenty thousand, three hundred eighty-five".

Divisors: 1 3 5 15 201359 604077 1006795 3020385