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3385189 = 19917011
BaseRepresentation
bin1100111010011101100101
320100222121101
430322131211
51331311224
6200320101
740526233
oct14723545
96328541
103385189
111a02385
121173031
13916a92
14641953
1546d044
hex33a765

3385189 has 4 divisors (see below), whose sum is σ = 3402400. Its totient is φ = 3367980.

The previous prime is 3385181. The next prime is 3385201. The reversal of 3385189 is 9815833.

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: 9815833 = 29338477.

It is a cyclic number.

It is not a de Polignac number, because 3385189 - 23 = 3385181 is a prime.

It is a super-2 number, since 2×33851892 = 22919009131442, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3385181) 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, 8307 + ... + 8704.

It is an arithmetic number, because the mean of its divisors is an integer number (850600).

Almost surely, 23385189 is an apocalyptic number.

It is an amenable number.

3385189 is a deficient number, since it is larger than the sum of its proper divisors (17211).

3385189 is a wasteful number, since it uses less digits than its factorization.

3385189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17210.

The product of its digits is 25920, while the sum is 37.

The square root of 3385189 is about 1839.8883118277. Note that the first 3 decimals coincide. The cubic root of 3385189 is about 150.1507965001.

The spelling of 3385189 in words is "three million, three hundred eighty-five thousand, one hundred eighty-nine".

Divisors: 1 199 17011 3385189