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3213433223 = 711133210223
BaseRepresentation
bin1011111110001001…
…0001100110000111
322021221122022200022
42333202101212013
523040114330343
61250511005355
7142426505660
oct27742214607
98257568608
103213433223
1113a9998a40
1275820985b
133c2992ca0
14226ac4367
1513c1a3568
hexbf891987

3213433223 has 16 divisors (see below), whose sum is σ = 4314541056. Its totient is φ = 2311359840.

The previous prime is 3213433217. The next prime is 3213433253. The reversal of 3213433223 is 3223343123.

It is a cyclic number.

It is not a de Polignac number, because 3213433223 - 24 = 3213433207 is a prime.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 3213433192 and 3213433201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213433253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1604111 + ... + 1606112.

It is an arithmetic number, because the mean of its divisors is an integer number (269658816).

Almost surely, 23213433223 is an apocalyptic number.

3213433223 is a deficient number, since it is larger than the sum of its proper divisors (1101107833).

3213433223 is a wasteful number, since it uses less digits than its factorization.

3213433223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210254.

The product of its digits is 7776, while the sum is 26.

The square root of 3213433223 is about 56687.1521863641. The cubic root of 3213433223 is about 1475.6717381587.

Adding to 3213433223 its reverse (3223343123), we get a palindrome (6436776346).

The spelling of 3213433223 in words is "three billion, two hundred thirteen million, four hundred thirty-three thousand, two hundred twenty-three".

Divisors: 1 7 11 13 77 91 143 1001 3210223 22471561 35312453 41732899 247187171 292130293 459061889 3213433223