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3034221 = 31011407
BaseRepresentation
bin1011100100110001101101
312201011011120
423210301231
51234043341
6145011153
734535061
oct13446155
95634146
103034221
111792723
121023ab9
138230c8
1458daa1
153ee066
hex2e4c6d

3034221 has 4 divisors (see below), whose sum is σ = 4045632. Its totient is φ = 2022812.

The previous prime is 3034219. The next prime is 3034253. The reversal of 3034221 is 1224303.

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.

It is a cyclic number.

It is not a de Polignac number, because 3034221 - 21 = 3034219 is a prime.

It is a D-number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3034221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3034261) 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, 505701 + ... + 505706.

It is an arithmetic number, because the mean of its divisors is an integer number (1011408).

Almost surely, 23034221 is an apocalyptic number.

It is an amenable number.

3034221 is a deficient number, since it is larger than the sum of its proper divisors (1011411).

3034221 is a wasteful number, since it uses less digits than its factorization.

3034221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011410.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 3034221 is about 1741.9015471605. The cubic root of 3034221 is about 144.7712763401.

Adding to 3034221 its reverse (1224303), we get a palindrome (4258524).

The spelling of 3034221 in words is "three million, thirty-four thousand, two hundred twenty-one".

Divisors: 1 3 1011407 3034221