Base | Representation |
---|---|
bin | 11001001011010… |
… | …10010011010110 |
3 | 112201102000211020 |
4 | 30211222103112 |
5 | 413031333230 |
6 | 32542422010 |
7 | 5143110036 |
oct | 1445522326 |
9 | 481360736 |
10 | 211199190 |
11 | a9242094 |
12 | 5a891906 |
13 | 349a8947 |
14 | 200998c6 |
15 | 1381c810 |
hex | c96a4d6 |
211199190 has 16 divisors (see below), whose sum is σ = 506878128. Its totient is φ = 56319776.
The previous prime is 211199189. The next prime is 211199201. The reversal of 211199190 is 91991112.
211199190 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 2×2111991902 = 89210195713312200, which contains 22 as substring.
It is a congruent number.
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, 3519957 + ... + 3520016.
It is an arithmetic number, because the mean of its divisors is an integer number (31679883).
Almost surely, 2211199190 is an apocalyptic number.
211199190 is an abundant number, since it is smaller than the sum of its proper divisors (295678938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211199190 is a wasteful number, since it uses less digits than its factorization.
211199190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7039983.
The product of its (nonzero) digits is 1458, while the sum is 33.
The square root of 211199190 is about 14532.6938314959. The cubic root of 211199190 is about 595.5214598595.
The spelling of 211199190 in words is "two hundred eleven million, one hundred ninety-nine thousand, one hundred ninety".
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