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2011140141 = 3670380047
BaseRepresentation
bin111011111011111…
…1001000000101101
312012011022111121220
41313313321000231
513104322441031
6531321413553
7100560260223
oct16767710055
95164274556
102011140141
1194226639a
1248163a2b9
13260877b6a
14151158b13
15bb863596
hex77df902d

2011140141 has 4 divisors (see below), whose sum is σ = 2681520192. Its totient is φ = 1340760092.

The previous prime is 2011140127. The next prime is 2011140149. The reversal of 2011140141 is 1410411102.

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 cyclic number.

It is not a de Polignac number, because 2011140141 - 229 = 1474269229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2011140141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011140149) 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 3 ways as a sum of consecutive naturals, for example, 335190021 + ... + 335190026.

It is an arithmetic number, because the mean of its divisors is an integer number (670380048).

Almost surely, 22011140141 is an apocalyptic number.

It is an amenable number.

2011140141 is a deficient number, since it is larger than the sum of its proper divisors (670380051).

2011140141 is an equidigital number, since it uses as much as digits as its factorization.

2011140141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670380050.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 2011140141 is about 44845.7371552749. The cubic root of 2011140141 is about 1262.2560029858.

Adding to 2011140141 its reverse (1410411102), we get a palindrome (3421551243).

The spelling of 2011140141 in words is "two billion, eleven million, one hundred forty thousand, one hundred forty-one".

Divisors: 1 3 670380047 2011140141