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2112031241 = 19111159539
BaseRepresentation
bin111110111100011…
…0000101000001001
312110012011022012022
41331320300220021
513311134444431
6545324054225
7103223653325
oct17570605011
95405138168
102112031241
11994206371
124ab394375
13278741138
141606dc985
15c564207b
hex7de30a09

2112031241 has 4 divisors (see below), whose sum is σ = 2223190800. Its totient is φ = 2000871684.

The previous prime is 2112031223. The next prime is 2112031247. The reversal of 2112031241 is 1421302112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2k-2112031241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112031247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55579751 + ... + 55579788.

It is an arithmetic number, because the mean of its divisors is an integer number (555797700).

Almost surely, 22112031241 is an apocalyptic number.

It is an amenable number.

2112031241 is a deficient number, since it is larger than the sum of its proper divisors (111159559).

2112031241 is a wasteful number, since it uses less digits than its factorization.

2112031241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111159558.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 2112031241 is about 45956.8410685504. The cubic root of 2112031241 is about 1283.0200581401.

Adding to 2112031241 its reverse (1421302112), we get a palindrome (3533333353).

The spelling of 2112031241 in words is "two billion, one hundred twelve million, thirty-one thousand, two hundred forty-one".

Divisors: 1 19 111159539 2112031241