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2112030511 = 61334310357
BaseRepresentation
bin111110111100011…
…0000011100101111
312110012011021012021
41331320300130233
513311134434021
6545324051011
7103223651233
oct17570603457
95405137167
102112030511
11994205868
124ab393a67
132787409c6
141606dc5c3
15c5641c41
hex7de3072f

2112030511 has 8 divisors (see below), whose sum is σ = 2147503424. Its totient is φ = 2076585120.

The previous prime is 2112030469. The next prime is 2112030517. The reversal of 2112030511 is 1150302112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2112030511 - 29 = 2112029999 is a prime.

It is a super-2 number, since 2×21120305112 = 8921345758789842242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112030517) 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, 198745 + ... + 209101.

It is an arithmetic number, because the mean of its divisors is an integer number (268437928).

Almost surely, 22112030511 is an apocalyptic number.

2112030511 is a deficient number, since it is larger than the sum of its proper divisors (35472913).

2112030511 is a wasteful number, since it uses less digits than its factorization.

2112030511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13761.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 2112030511 is about 45956.8331263154. The cubic root of 2112030511 is about 1283.0199103196.

Adding to 2112030511 its reverse (1150302112), we get a palindrome (3262332623).

The spelling of 2112030511 in words is "two billion, one hundred twelve million, thirty thousand, five hundred eleven".

Divisors: 1 61 3343 10357 203923 631777 34623451 2112030511