Search a number
-
+
2111106741 = 31000770321
BaseRepresentation
bin111110111010100…
…1110111010110101
312110010102100000120
41331311032322311
513310420403431
6545252202153
7103213053102
oct17565167265
95403370016
102111106741
11993734817
124ab009359
132784a93b3
1416053baa9
15c550d196
hex7dd4eeb5

2111106741 has 8 divisors (see below), whose sum is σ = 2815130304. Its totient is φ = 1407243840.

The previous prime is 2111106719. The next prime is 2111106749. The reversal of 2111106741 is 1476011112.

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

It is not a de Polignac number, because 2111106741 - 215 = 2111073973 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111106749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5140 + ... + 65181.

It is an arithmetic number, because the mean of its divisors is an integer number (351891288).

Almost surely, 22111106741 is an apocalyptic number.

It is an amenable number.

2111106741 is a deficient number, since it is larger than the sum of its proper divisors (704023563).

2111106741 is a wasteful number, since it uses less digits than its factorization.

2111106741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80331.

The product of its (nonzero) digits is 336, while the sum is 24.

The square root of 2111106741 is about 45946.7816174321. The cubic root of 2111106741 is about 1282.8328252472.

Adding to 2111106741 its reverse (1476011112), we get a palindrome (3587117853).

The spelling of 2111106741 in words is "two billion, one hundred eleven million, one hundred six thousand, seven hundred forty-one".

Divisors: 1 3 10007 30021 70321 210963 703702247 2111106741