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3002213 = 23130531
BaseRepresentation
bin1011011100111101100101
312122112021002
423130331211
51232032323
6144203045
734342544
oct13347545
95575232
103002213
111770675
121009485
13811676
1458215b
153e4828
hex2dcf65

3002213 has 4 divisors (see below), whose sum is σ = 3132768. Its totient is φ = 2871660.

The previous prime is 3002191. The next prime is 3002221. The reversal of 3002213 is 3122003.

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 3002213 - 218 = 2740069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3002194 and 3002203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3002243) 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, 65243 + ... + 65288.

It is an arithmetic number, because the mean of its divisors is an integer number (783192).

Almost surely, 23002213 is an apocalyptic number.

It is an amenable number.

3002213 is a deficient number, since it is larger than the sum of its proper divisors (130555).

3002213 is a wasteful number, since it uses less digits than its factorization.

3002213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130554.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 3002213 is about 1732.6895278728. The cubic root of 3002213 is about 144.2604116287.

Adding to 3002213 its reverse (3122003), we get a palindrome (6124216).

It can be divided in two parts, 30022 and 13, that multiplied together give a triangular number (390286 = T883).

The spelling of 3002213 in words is "three million, two thousand, two hundred thirteen".

Divisors: 1 23 130531 3002213