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11300428238 = 2115966113171
BaseRepresentation
bin10101000011000111…
…01101100111001110
31002011112202020022012
422201203231213032
5141120402200423
65105155221222
7550015024631
oct124143554716
932145666265
1011300428238
114879884aa0
1222345a7812
1310b1245338
14792b55c18
15462135078
hex2a18ed9ce

11300428238 has 32 divisors (see below), whose sum is σ = 18834906240. Its totient is φ = 5041476000.

The previous prime is 11300428229. The next prime is 11300428267. The reversal of 11300428238 is 83282400311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 851393 + ... + 864563.

It is an arithmetic number, because the mean of its divisors is an integer number (588590820).

Almost surely, 211300428238 is an apocalyptic number.

11300428238 is a deficient number, since it is larger than the sum of its proper divisors (7534478002).

11300428238 is a wasteful number, since it uses less digits than its factorization.

11300428238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13904.

The product of its (nonzero) digits is 9216, while the sum is 32.

Adding to 11300428238 its reverse (83282400311), we get a palindrome (94582828549).

The spelling of 11300428238 in words is "eleven billion, three hundred million, four hundred twenty-eight thousand, two hundred thirty-eight".

Divisors: 1 2 11 22 59 118 649 661 1298 1322 7271 13171 14542 26342 38999 77998 144881 289762 428989 777089 857978 1554178 8547979 8706031 17095958 17412062 95766341 191532682 513655829 1027311658 5650214119 11300428238