Base | Representation |
---|---|
bin | 11001001010101… |
… | …11000011000000 |
3 | 112201021000122010 |
4 | 30211113003000 |
5 | 413021322240 |
6 | 32541012520 |
7 | 5142331065 |
oct | 1445270300 |
9 | 481230563 |
10 | 211120320 |
11 | a9198904 |
12 | 5a854140 |
13 | 3497ba88 |
14 | 20078c6c |
15 | 13804280 |
hex | c9570c0 |
211120320 has 56 divisors (see below), whose sum is σ = 670310064. Its totient is φ = 56298496.
The previous prime is 211120303. The next prime is 211120337. The reversal of 211120320 is 23021112.
It is an interprime number because it is at equal distance from previous prime (211120303) and next prime (211120337).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 211120296 and 211120305.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108999 + ... + 110918.
Almost surely, 2211120320 is an apocalyptic number.
211120320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
211120320 is an abundant number, since it is smaller than the sum of its proper divisors (459189744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211120320 is a wasteful number, since it uses less digits than its factorization.
211120320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 219937 (or 219927 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 211120320 is about 14529.9800412802. The cubic root of 211120320 is about 595.4473203305.
Adding to 211120320 its reverse (23021112), we get a palindrome (234141432).
The spelling of 211120320 in words is "two hundred eleven million, one hundred twenty thousand, three hundred twenty".
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