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3220030213 = 20871542899
BaseRepresentation
bin1011111111101101…
…1100001100000101
322022102001111001021
42333323130030011
523043311431323
61251304231141
7142536543121
oct27773341405
98272044037
103220030213
1114026943a4
1275a46b4b1
133c416292a
14227920581
1513ca5805d
hexbfedc305

3220030213 has 4 divisors (see below), whose sum is σ = 3221575200. Its totient is φ = 3218485228.

The previous prime is 3220030193. The next prime is 3220030223. The reversal of 3220030213 is 3120300223.

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 3220030213 - 217 = 3219899141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220030223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 769363 + ... + 773536.

It is an arithmetic number, because the mean of its divisors is an integer number (805393800).

Almost surely, 23220030213 is an apocalyptic number.

It is an amenable number.

3220030213 is a deficient number, since it is larger than the sum of its proper divisors (1544987).

3220030213 is a wasteful number, since it uses less digits than its factorization.

3220030213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1544986.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 3220030213 is about 56745.3100529022. The cubic root of 3220030213 is about 1476.6808704297.

Adding to 3220030213 its reverse (3120300223), we get a palindrome (6340330436).

The spelling of 3220030213 in words is "three billion, two hundred twenty million, thirty thousand, two hundred thirteen".

Divisors: 1 2087 1542899 3220030213