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3213323233 = 5245361261
BaseRepresentation
bin1011111110000111…
…0110101111100001
322021221102201210121
42333201312233201
523040102320413
61250504400241
7142425540211
oct27741665741
98257381717
103213323233
1113a992333a
12758176081
133c2954bc3
14226a96241
1513c180b8d
hexbf876be1

3213323233 has 4 divisors (see below), whose sum is σ = 3213436948. Its totient is φ = 3213209520.

The previous prime is 3213323209. The next prime is 3213323251. The reversal of 3213323233 is 3323233123.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 938319424 + 2275003809 = 30632^2 + 47697^2 .

It is a cyclic number.

It is not a de Polignac number, because 3213323233 - 229 = 2676452321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3213323198 and 3213323207.

It is not an unprimeable number, because it can be changed into a prime (3213323293) 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, 21823 + ... + 83083.

It is an arithmetic number, because the mean of its divisors is an integer number (803359237).

Almost surely, 23213323233 is an apocalyptic number.

It is an amenable number.

3213323233 is a deficient number, since it is larger than the sum of its proper divisors (113715).

3213323233 is an equidigital number, since it uses as much as digits as its factorization.

3213323233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113714.

The product of its digits is 5832, while the sum is 25.

The square root of 3213323233 is about 56686.1820287802. The cubic root of 3213323233 is about 1475.6549014428.

Adding to 3213323233 its reverse (3323233123), we get a palindrome (6536556356).

The spelling of 3213323233 in words is "three billion, two hundred thirteen million, three hundred twenty-three thousand, two hundred thirty-three".

Divisors: 1 52453 61261 3213323233