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3220213323 = 31073404441
BaseRepresentation
bin1011111111110000…
…1000111001001011
322022102101210020010
42333330020321023
523043333311243
61251312203003
7142541235015
oct27774107113
98272353203
103220213323
1114027a9a28
1275a539463
133c41c8092
1422796b1b5
1513ca92433
hexbff08e4b

3220213323 has 4 divisors (see below), whose sum is σ = 4293617768. Its totient is φ = 2146808880.

The previous prime is 3220213301. The next prime is 3220213361. The reversal of 3220213323 is 3233120223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3233120223 = 31077706741.

It is not a de Polignac number, because 3220213323 - 226 = 3153104459 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3220213323.

It is not an unprimeable number, because it can be changed into a prime (3220213393) 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, 536702218 + ... + 536702223.

It is an arithmetic number, because the mean of its divisors is an integer number (1073404442).

Almost surely, 23220213323 is an apocalyptic number.

3220213323 is a deficient number, since it is larger than the sum of its proper divisors (1073404445).

3220213323 is a wasteful number, since it uses less digits than its factorization.

3220213323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073404444.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 3220213323 is about 56746.9234672682. The cubic root of 3220213323 is about 1476.7088608409.

Adding to 3220213323 its reverse (3233120223), we get a palindrome (6453333546).

The spelling of 3220213323 in words is "three billion, two hundred twenty million, two hundred thirteen thousand, three hundred twenty-three".

Divisors: 1 3 1073404441 3220213323