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2111300223 = 33891809169
BaseRepresentation
bin111110111010111…
…1110001001111111
312110010210011102120
41331311332021333
513310443101343
6545300254023
7103214520144
oct17565761177
95403704376
102111300223
1199385711a
124ab0a1313
13278546496
1416058c3cb
15c554a683
hex7dd7e27f

2111300223 has 8 divisors (see below), whose sum is σ = 2822305200. Its totient is φ = 1403914368.

The previous prime is 2111300221. The next prime is 2111300237. The reversal of 2111300223 is 3220031112.

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

It is not a de Polignac number, because 2111300223 - 21 = 2111300221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111300221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 903418 + ... + 905751.

It is an arithmetic number, because the mean of its divisors is an integer number (352788150).

Almost surely, 22111300223 is an apocalyptic number.

2111300223 is a deficient number, since it is larger than the sum of its proper divisors (711004977).

2111300223 is a wasteful number, since it uses less digits than its factorization.

2111300223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809561.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2111300223 is about 45948.8870703089. The cubic root of 2111300223 is about 1282.8720144039.

Adding to 2111300223 its reverse (3220031112), we get a palindrome (5331331335).

The spelling of 2111300223 in words is "two billion, one hundred eleven million, three hundred thousand, two hundred twenty-three".

Divisors: 1 3 389 1167 1809169 5427507 703766741 2111300223