Base | Representation |
---|---|
bin | 110011110101010101… |
… | …1000001101101010010 |
3 | 101122022110220110010200 |
4 | 1213222223001231102 |
5 | 3310431200031010 |
6 | 123045152040030 |
7 | 11020253460240 |
oct | 1475253015522 |
9 | 348273813120 |
10 | 111311330130 |
11 | 43230386920 |
12 | 196a5b33016 |
13 | a65c0a0cb0 |
14 | 555d413790 |
15 | 2d672c4cc0 |
hex | 19eaac1b52 |
111311330130 has 384 divisors, whose sum is σ = 390049261056. Its totient is φ = 21269606400.
The previous prime is 111311330113. The next prime is 111311330153. The reversal of 111311330130 is 31033113111.
111311330130 is a `hidden beast` number, since 1 + 11 + 311 + 330 + 13 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 25313092 + ... + 25317488.
It is an arithmetic number, because the mean of its divisors is an integer number (1015753284).
Almost surely, 2111311330130 is an apocalyptic number.
111311330130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 111311330130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195024630528).
111311330130 is an abundant number, since it is smaller than the sum of its proper divisors (278737930926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111311330130 is a wasteful number, since it uses less digits than its factorization.
111311330130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4722 (or 4719 counting only the distinct ones).
The product of its (nonzero) digits is 81, while the sum is 18.
Adding to 111311330130 its reverse (31033113111), we get a palindrome (142344443241).
The spelling of 111311330130 in words is "one hundred eleven billion, three hundred eleven million, three hundred thirty thousand, one hundred thirty".
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