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11405502223 = 23598404939
BaseRepresentation
bin10101001111101001…
…00010011100001111
31002102212110112201021
422213310202130033
5141324302032343
65123431255011
7552432112033
oct124764423417
932385415637
1011405502223
1149231216a5
12226381a467
1310c9c444ab
147a2aa81c3
1546b48d0ed
hex2a7d2270f

11405502223 has 8 divisors (see below), whose sum is σ = 12103113600. Its totient is φ = 10724700888.

The previous prime is 11405502203. The next prime is 11405502301. The reversal of 11405502223 is 32220550411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11405502223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11405502203) 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, 4201113 + ... + 4203826.

It is an arithmetic number, because the mean of its divisors is an integer number (1512889200).

Almost surely, 211405502223 is an apocalyptic number.

11405502223 is a deficient number, since it is larger than the sum of its proper divisors (697611377).

11405502223 is an equidigital number, since it uses as much as digits as its factorization.

11405502223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8405021.

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 11405502223 in words is "eleven billion, four hundred five million, five hundred two thousand, two hundred twenty-three".

Divisors: 1 23 59 1357 8404939 193313597 495891401 11405502223