Search a number
-
+
226789999105681 = 11139351142245999
BaseRepresentation
bin110011100100001110101001…
…010101011101011010010001
31002201222220121222022210012201
4303210032221111131122101
5214211211404232340211
62122201515353123201
765525015411424424
oct6344165125353221
91081886558283181
10226789999105681
116629810a101610
12215295079b9501
13997128893a80b
1440009a1abd9bb
151b344dd1b70c1
hexce43a955d691

226789999105681 has 16 divisors (see below), whose sum is σ = 249258159360000. Its totient is φ = 204631165112400.

The previous prime is 226789999105643. The next prime is 226789999105687. The reversal of 226789999105681 is 186501999987622.

It is a happy number.

226789999105681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 226789999105681 - 221 = 226789997008529 is a prime.

It is a super-2 number, since 2×2267899991056812 (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 226789999105595 and 226789999105604.

It is not an unprimeable number, because it can be changed into a prime (226789999105687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15754681 + ... + 26491318.

It is an arithmetic number, because the mean of its divisors is an integer number (15578634960000).

Almost surely, 2226789999105681 is an apocalyptic number.

It is an amenable number.

226789999105681 is a deficient number, since it is larger than the sum of its proper divisors (22468160254319).

226789999105681 is a wasteful number, since it uses less digits than its factorization.

226789999105681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42249660.

The product of its (nonzero) digits is 2116316160, while the sum is 82.

The spelling of 226789999105681 in words is "two hundred twenty-six trillion, seven hundred eighty-nine billion, nine hundred ninety-nine million, one hundred five thousand, six hundred eighty-one".

Divisors: 1 11 139 1529 3511 38621 488029 5368319 42245999 464705989 5872193861 64594132471 148325702489 1631582727379 20617272645971 226789999105681