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11303230230 = 2325314051337
BaseRepresentation
bin10101000011011100…
…11001101100010110
31002011202000120220200
422201232121230112
5141122111331410
65105335241330
7550050604665
oct124156315426
932152016820
1011303230230
114880419196
122235519246
1310b19b6816
14793284ddc
154624da3c0
hex2a1b99b16

11303230230 has 48 divisors (see below), whose sum is σ = 30336418944. Its totient is φ = 2916961920.

The previous prime is 11303230223. The next prime is 11303230319. The reversal of 11303230230 is 3203230311.

11303230230 is a `hidden beast` number, since 113 + 0 + 323 + 0 + 230 = 666.

11303230230 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 (18).

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 23 ways as a sum of consecutive naturals, for example, 2022879 + ... + 2028458.

It is an arithmetic number, because the mean of its divisors is an integer number (632008728).

Almost surely, 211303230230 is an apocalyptic number.

11303230230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11303230230 is an abundant number, since it is smaller than the sum of its proper divisors (19033188714).

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

11303230230 is a wasteful number, since it uses less digits than its factorization.

11303230230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4051381 (or 4051378 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 11303230230 its reverse (3203230311), we get a palindrome (14506460541).

The spelling of 11303230230 in words is "eleven billion, three hundred three million, two hundred thirty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 31 45 62 90 93 155 186 279 310 465 558 930 1395 2790 4051337 8102674 12154011 20256685 24308022 36462033 40513370 60770055 72924066 121540110 125591447 182310165 251182894 364620330 376774341 627957235 753548682 1130323023 1255914470 1883871705 2260646046 3767743410 5651615115 11303230230