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3141809 = 114759103
BaseRepresentation
bin1011111111000010110001
312220121202022
423333002301
51301014214
6151201225
735463536
oct13770261
95817668
103141809
111856540
121076215
13860078
145bad8d
15420d8e
hex2ff0b1

3141809 has 16 divisors (see below), whose sum is σ = 3594240. Its totient is φ = 2721360.

The previous prime is 3141769. The next prime is 3141811. The reversal of 3141809 is 9081413.

3141809 = 413 + 423 + ... + 623.

It is a cyclic number.

It is not a de Polignac number, because 3141809 - 28 = 3141553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3141829) 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 15 ways as a sum of consecutive naturals, for example, 30452 + ... + 30554.

It is an arithmetic number, because the mean of its divisors is an integer number (224640).

Almost surely, 23141809 is an apocalyptic number.

It is an amenable number.

3141809 is a deficient number, since it is larger than the sum of its proper divisors (452431).

3141809 is a wasteful number, since it uses less digits than its factorization.

3141809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 3141809 is about 1772.5148800504. The cubic root of 3141809 is about 146.4625506595.

The spelling of 3141809 in words is "three million, one hundred forty-one thousand, eight hundred nine".

Divisors: 1 11 47 59 103 517 649 1133 2773 4841 6077 30503 53251 66847 285619 3141809