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3030012013 = 73129394751
BaseRepresentation
bin1011010010011010…
…0101000001101101
321211011111120002011
42310212211001231
522201140341023
61220355401221
7135041451160
oct26446450155
97734446064
103030012013
1113153a9966
127068b3211
13393991b22
1420a5b9ad7
1512b02150d
hexb49a506d

3030012013 has 16 divisors (see below), whose sum is σ = 3576545280. Its totient is φ = 2511990000.

The previous prime is 3030012001. The next prime is 3030012047. The reversal of 3030012013 is 3102100303.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3030012013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3030011984 and 3030012002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3030012113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635388 + ... + 640138.

It is an arithmetic number, because the mean of its divisors is an integer number (223534080).

Almost surely, 23030012013 is an apocalyptic number.

It is an amenable number.

3030012013 is a deficient number, since it is larger than the sum of its proper divisors (546533267).

3030012013 is a wasteful number, since it uses less digits than its factorization.

3030012013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7728.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 3030012013 is about 55045.5448969306. The cubic root of 3030012013 is about 1447.0430446707.

Adding to 3030012013 its reverse (3102100303), we get a palindrome (6132112316).

The spelling of 3030012013 in words is "three billion, thirty million, twelve thousand, thirteen".

Divisors: 1 7 31 217 2939 4751 20573 33257 91109 147281 637763 1030967 13963189 97742323 432858859 3030012013