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3074185 = 51973121
BaseRepresentation
bin1011101110100010001001
312210011222201
423232202021
51241333220
6145520201
735062432
oct13564211
95704881
103074185
11180a754
121043061
1383835a
145a0489
1540ad0a
hex2ee889

3074185 has 8 divisors (see below), whose sum is σ = 3708936. Its totient is φ = 2446080.

The previous prime is 3074179. The next prime is 3074189. The reversal of 3074185 is 5814703.

3074185 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 207936 + 2866249 = 456^2 + 1693^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3074185 - 25 = 3074153 is a prime.

It is a super-2 number, since 2×30741852 = 18901226828450, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3074189) 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 7 ways as a sum of consecutive naturals, for example, 576 + ... + 2545.

It is an arithmetic number, because the mean of its divisors is an integer number (463617).

Almost surely, 23074185 is an apocalyptic number.

It is an amenable number.

3074185 is a deficient number, since it is larger than the sum of its proper divisors (634751).

3074185 is a wasteful number, since it uses less digits than its factorization.

3074185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3323.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 3074185 is about 1753.3353929012. The cubic root of 3074185 is about 145.4041046100.

Adding to 3074185 its reverse (5814703), we get a palindrome (8888888).

The spelling of 3074185 in words is "three million, seventy-four thousand, one hundred eighty-five".

Divisors: 1 5 197 985 3121 15605 614837 3074185