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3222112213 = 47443154753
BaseRepresentation
bin1100000000001101…
…1000011111010101
322022112222021000101
43000003120133111
523044330042323
61251421014101
7142563334105
oct30003303725
98275867011
103222112213
111403886661
1275b0b4331
133c4711498
14227d03205
1513cd19dad
hexc00d87d5

3222112213 has 8 divisors (see below), whose sum is σ = 3298117248. Its totient is φ = 3146417664.

The previous prime is 3222112129. The next prime is 3222112217. The reversal of 3222112213 is 3122112223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3222112213 - 29 = 3222111701 is a prime.

It is a super-3 number, since 3×32221122133 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3222112217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56556 + ... + 98197.

It is an arithmetic number, because the mean of its divisors is an integer number (412264656).

Almost surely, 23222112213 is an apocalyptic number.

It is an amenable number.

3222112213 is a deficient number, since it is larger than the sum of its proper divisors (76005035).

3222112213 is a wasteful number, since it uses less digits than its factorization.

3222112213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155243.

The product of its digits is 288, while the sum is 19.

The square root of 3222112213 is about 56763.6522168896. The cubic root of 3222112213 is about 1476.9990648755. Note that the first 3 decimals are identical.

Adding to 3222112213 its reverse (3122112223), we get a palindrome (6344224436).

The spelling of 3222112213 in words is "three billion, two hundred twenty-two million, one hundred twelve thousand, two hundred thirteen".

Divisors: 1 47 443 20821 154753 7273391 68555579 3222112213