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11230660223 = 71212974297
BaseRepresentation
bin10100111010110011…
…00100011001111111
31001222200110122120122
422131121210121333
5141000022111343
65054224005155
7545210015426
oct123531443177
931880418518
1011230660223
114843462282
1222151607bb
13109c9582a3
147877942bd
1545ae53068
hex29d66467f

11230660223 has 8 divisors (see below), whose sum is σ = 11394341280. Its totient is φ = 11067132160.

The previous prime is 11230660213. The next prime is 11230660229. The reversal of 11230660223 is 32206603211.

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

It is a cyclic number.

It is not a de Polignac number, because 11230660223 - 226 = 11163551359 is a prime.

It is a super-2 number, since 2×112306602232 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11230660192 and 11230660201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11230660229) 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, 114011 + ... + 188307.

It is an arithmetic number, because the mean of its divisors is an integer number (1424292660).

Almost surely, 211230660223 is an apocalyptic number.

11230660223 is a deficient number, since it is larger than the sum of its proper divisors (163681057).

11230660223 is an equidigital number, since it uses as much as digits as its factorization.

11230660223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76497.

The product of its (nonzero) digits is 2592, while the sum is 26.

The spelling of 11230660223 in words is "eleven billion, two hundred thirty million, six hundred sixty thousand, two hundred twenty-three".

Divisors: 1 71 2129 74297 151159 5275087 158178313 11230660223