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11164131260 = 225558206563
BaseRepresentation
bin10100110010110111…
…10001111110111100
31001211001021121222222
422121123301332330
5140331004200020
65043450024512
7543441356432
oct123133617674
931731247888
1011164131260
114809952067
1221b6a18138
13108bc33639
1477c9d6d52
154551b0b25
hex2996f1fbc

11164131260 has 12 divisors (see below), whose sum is σ = 23444675688. Its totient is φ = 4465652496.

The previous prime is 11164131257. The next prime is 11164131269. The reversal of 11164131260 is 6213146111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11164131269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279103262 + ... + 279103301.

It is an arithmetic number, because the mean of its divisors is an integer number (1953722974).

Almost surely, 211164131260 is an apocalyptic number.

11164131260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11164131260 is an abundant number, since it is smaller than the sum of its proper divisors (12280544428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11164131260 is a wasteful number, since it uses less digits than its factorization.

11164131260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558206572 (or 558206570 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

Adding to 11164131260 its reverse (6213146111), we get a palindrome (17377277371).

The spelling of 11164131260 in words is "eleven billion, one hundred sixty-four million, one hundred thirty-one thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 558206563 1116413126 2232826252 2791032815 5582065630 11164131260