Base | Representation |
---|---|
bin | 1100010010011100100… |
… | …1001010101100101000 |
3 | 202011220121220212001112 |
4 | 3010213021022230220 |
5 | 11424323142041130 |
6 | 240552130205452 |
7 | 21152335226132 |
oct | 3044711125450 |
9 | 664817825045 |
10 | 211110112040 |
11 | 81593177883 |
12 | 34ab8423888 |
13 | 16ba4cbab79 |
14 | a309856052 |
15 | 5758a14495 |
hex | 312724ab28 |
211110112040 has 32 divisors (see below), whose sum is σ = 479201282280. Its totient is φ = 83696750592.
The previous prime is 211110112009. The next prime is 211110112097. The reversal of 211110112040 is 40211011112.
It can be written as a sum of positive squares in 4 ways, for example, as 107674547044 + 103435564996 = 328138^2 + 321614^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23348369 + ... + 23357408.
Almost surely, 2211110112040 is an apocalyptic number.
211110112040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
211110112040 is an abundant number, since it is smaller than the sum of its proper divisors (268091170240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211110112040 is a wasteful number, since it uses less digits than its factorization.
211110112040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46705901 (or 46705897 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 211110112040 its reverse (40211011112), we get a palindrome (251321123152).
The spelling of 211110112040 in words is "two hundred eleven billion, one hundred ten million, one hundred twelve thousand, forty".
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