Base | Representation |
---|---|
bin | 11001001010000… |
… | …11011101111000 |
3 | 112201002221121202 |
4 | 30211003131320 |
5 | 413011240440 |
6 | 32535153332 |
7 | 5141545214 |
oct | 1445033570 |
9 | 481087552 |
10 | 211040120 |
11 | a9143625 |
12 | 5a815848 |
13 | 34951415 |
14 | 20057944 |
15 | 137da615 |
hex | c943778 |
211040120 has 32 divisors (see below), whose sum is σ = 486425520. Its totient is φ = 82356480.
The previous prime is 211040113. The next prime is 211040129. The reversal of 211040120 is 21040112.
211040120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2110401202 = 89075864499228800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211040129) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62702 + ... + 65981.
Almost surely, 2211040120 is an apocalyptic number.
211040120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
211040120 is an abundant number, since it is smaller than the sum of its proper divisors (275385400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211040120 is a wasteful number, since it uses less digits than its factorization.
211040120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128735 (or 128731 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
The square root of 211040120 is about 14527.2199680462. The cubic root of 211040120 is about 595.3719116357.
Adding to 211040120 its reverse (21040112), we get a palindrome (232080232).
The spelling of 211040120 in words is "two hundred eleven million, forty thousand, one hundred twenty".
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