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3212120313 = 33118967419
BaseRepresentation
bin1011111101110101…
…0001000011111001
322021212011121201000
42333131101003321
523034300322223
61250422515213
7142412400153
oct27735210371
98255147630
103212120313
1113a9181596
12757895b09
133c262350c
14226861ad3
1513bee4543
hexbf7510f9

3212120313 has 8 divisors (see below), whose sum is σ = 4758696800. Its totient is φ = 2141413524.

The previous prime is 3212120311. The next prime is 3212120333. The reversal of 3212120313 is 3130212123.

It is not a de Polignac number, because 3212120313 - 21 = 3212120311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3212120311) 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 7 ways as a sum of consecutive naturals, for example, 59483683 + ... + 59483736.

It is an arithmetic number, because the mean of its divisors is an integer number (594837100).

Almost surely, 23212120313 is an apocalyptic number.

It is an amenable number.

3212120313 is a deficient number, since it is larger than the sum of its proper divisors (1546576487).

3212120313 is a wasteful number, since it uses less digits than its factorization.

3212120313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118967428 (or 118967422 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3212120313 is about 56675.5706896719. The cubic root of 3212120313 is about 1475.4707394174.

Adding to 3212120313 its reverse (3130212123), we get a palindrome (6342332436).

The spelling of 3212120313 in words is "three billion, two hundred twelve million, one hundred twenty thousand, three hundred thirteen".

Divisors: 1 3 9 27 118967419 356902257 1070706771 3212120313