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3042251 = 3782223
BaseRepresentation
bin1011100110101111001011
312201120011222
423212233023
51234323001
6145112255
734600352
oct13465713
95646158
103042251
111798763
12102868b
13826964
14592999
1540161b
hex2e6bcb

3042251 has 4 divisors (see below), whose sum is σ = 3124512. Its totient is φ = 2959992.

The previous prime is 3042229. The next prime is 3042257. The reversal of 3042251 is 1522403.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1522403 = 10913967.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3042251 is a prime.

It is a super-2 number, since 2×30422512 = 18510582294002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3042257) 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, 41075 + ... + 41148.

It is an arithmetic number, because the mean of its divisors is an integer number (781128).

Almost surely, 23042251 is an apocalyptic number.

3042251 is a deficient number, since it is larger than the sum of its proper divisors (82261).

3042251 is an equidigital number, since it uses as much as digits as its factorization.

3042251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82260.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 3042251 is about 1744.2049764864. The cubic root of 3042251 is about 144.8988751903.

Adding to 3042251 its reverse (1522403), we get a palindrome (4564654).

The spelling of 3042251 in words is "three million, forty-two thousand, two hundred fifty-one".

Divisors: 1 37 82223 3042251