Base | Representation |
---|---|
bin | 110011101100000101… |
… | …1101000111001000010 |
3 | 101121111212011202001010 |
4 | 1213120023220321002 |
5 | 3304312241042010 |
6 | 122554311021350 |
7 | 11006465612466 |
oct | 1473013507102 |
9 | 347455152033 |
10 | 111001112130 |
11 | 43091263507 |
12 | 1961a06a856 |
13 | a60ca3634c |
14 | 55301404a6 |
15 | 2d49e48620 |
hex | 19d82e8e42 |
111001112130 has 96 divisors (see below), whose sum is σ = 284416199424. Its totient is φ = 27710729728.
The previous prime is 111001112119. The next prime is 111001112227. The reversal of 111001112130 is 31211100111.
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 47 ways as a sum of consecutive naturals, for example, 671482 + ... + 820298.
It is an arithmetic number, because the mean of its divisors is an integer number (2962668744).
Almost surely, 2111001112130 is an apocalyptic number.
111001112130 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 111001112130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142208099712).
111001112130 is an abundant number, since it is smaller than the sum of its proper divisors (173415087294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111001112130 is a wasteful number, since it uses less digits than its factorization.
111001112130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148920 (or 148897 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 12.
Adding to 111001112130 its reverse (31211100111), we get a palindrome (142212212241).
The spelling of 111001112130 in words is "one hundred eleven billion, one million, one hundred twelve thousand, one hundred thirty".
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