Search a number
-
+
3093141 = 31031047
BaseRepresentation
bin1011110011001010010101
312211010222210
423303022111
51242440031
6150144033
735201622
oct13631225
95733883
103093141
111822a17
121052019
13843b7c
145a7349
15411746
hex2f3295

3093141 has 4 divisors (see below), whose sum is σ = 4124192. Its totient is φ = 2062092.

The previous prime is 3093137. The next prime is 3093151. The reversal of 3093141 is 1413903.

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: 1413903 = 3471301.

It is not a de Polignac number, because 3093141 - 22 = 3093137 is a prime.

It is a D-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 (3093121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515521 + ... + 515526.

It is an arithmetic number, because the mean of its divisors is an integer number (1031048).

Almost surely, 23093141 is an apocalyptic number.

It is an amenable number.

3093141 is a deficient number, since it is larger than the sum of its proper divisors (1031051).

3093141 is a wasteful number, since it uses less digits than its factorization.

3093141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031050.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 3093141 is about 1758.7327824317. The cubic root of 3093141 is about 145.7023553972.

The spelling of 3093141 in words is "three million, ninety-three thousand, one hundred forty-one".

Divisors: 1 3 1031047 3093141