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3120030133 = 11256945317
BaseRepresentation
bin1011100111110111…
…1110000110110101
322001102212221201121
42321331332012311
522342211431013
61233333023541
7140213550523
oct27175760665
98042787647
103120030133
1113611a2900
12730a84bb1
133a951c09c
1421852d313
15133da358d
hexb9f7e1b5

3120030133 has 12 divisors (see below), whose sum is σ = 3435557580. Its totient is φ = 2831343680.

The previous prime is 3120030113. The next prime is 3120030167. The reversal of 3120030133 is 3310300213.

It can be written as a sum of positive squares in 2 ways, for example, as 816702084 + 2303328049 = 28578^2 + 47993^2 .

It is not a de Polignac number, because 3120030133 - 217 = 3119899061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120030113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46191 + ... + 91507.

It is an arithmetic number, because the mean of its divisors is an integer number (286296465).

Almost surely, 23120030133 is an apocalyptic number.

It is an amenable number.

3120030133 is a deficient number, since it is larger than the sum of its proper divisors (315527447).

3120030133 is a wasteful number, since it uses less digits than its factorization.

3120030133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45908 (or 45897 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 3120030133 is about 55857.2299080432. The cubic root of 3120030133 is about 1461.2334189860.

Adding to 3120030133 its reverse (3310300213), we get a palindrome (6430330346).

The spelling of 3120030133 in words is "three billion, one hundred twenty million, thirty thousand, one hundred thirty-three".

Divisors: 1 11 121 569 6259 45317 68849 498487 5483357 25785373 283639103 3120030133