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3012440321 = 1134335227
BaseRepresentation
bin1011001110001110…
…0011000100000001
321202221102211020202
42303203203010001
522132141042241
61214531014545
7134436214562
oct26343430401
97687384222
103012440321
111306498000
12700a3a455
1339014ba87
14208124169
151296eed9b
hexb38e3101

3012440321 has 16 divisors (see below), whose sum is σ = 3321745728. Its totient is φ = 2731734720.

The previous prime is 3012440267. The next prime is 3012440339. The reversal of 3012440321 is 1230442103.

It is not a de Polignac number, because 3012440321 - 214 = 3012423937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3012440293 and 3012440302.

It is not an unprimeable number, because it can be changed into a prime (3012410321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 573710 + ... + 578936.

It is an arithmetic number, because the mean of its divisors is an integer number (207609108).

Almost surely, 23012440321 is an apocalyptic number.

It is an amenable number.

3012440321 is a deficient number, since it is larger than the sum of its proper divisors (309305407).

3012440321 is an equidigital number, since it uses as much as digits as its factorization.

3012440321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5693 (or 5671 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3012440321 is about 54885.7023367653. The cubic root of 3012440321 is about 1444.2403818693.

Adding to 3012440321 its reverse (1230442103), we get a palindrome (4242882424).

The spelling of 3012440321 in words is "three billion, twelve million, four hundred forty thousand, three hundred twenty-one".

Divisors: 1 11 121 433 1331 4763 5227 52393 57497 576323 632467 2263291 6957137 24896201 273858211 3012440321