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11131300230 = 235371043341
BaseRepresentation
bin10100101110111101…
…00010100110000110
31001201202111122021220
422113132202212012
5140244103101410
65040314221210
7542562330231
oct122736424606
931652448256
1011131300230
1147a2368686
1221a7a24806
1310851a9bab
147784cc418
15452378070
hex2977a2986

11131300230 has 16 divisors (see below), whose sum is σ = 26715120624. Its totient is φ = 2968346720.

The previous prime is 11131300223. The next prime is 11131300247. The reversal of 11131300230 is 3200313111.

11131300230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185521641 + ... + 185521700.

It is an arithmetic number, because the mean of its divisors is an integer number (1669695039).

Almost surely, 211131300230 is an apocalyptic number.

11131300230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11131300230 is an abundant number, since it is smaller than the sum of its proper divisors (15583820394).

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

11131300230 is a wasteful number, since it uses less digits than its factorization.

11131300230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371043351.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 11131300230 its reverse (3200313111), we get a palindrome (14331613341).

The spelling of 11131300230 in words is "eleven billion, one hundred thirty-one million, three hundred thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 371043341 742086682 1113130023 1855216705 2226260046 3710433410 5565650115 11131300230