Base | Representation |
---|---|
bin | 11001011000110… |
… | …00010011010111 |
3 | 112211201111211212 |
4 | 30230120103113 |
5 | 414004213341 |
6 | 33044252035 |
7 | 5164064003 |
oct | 1454302327 |
9 | 484644755 |
10 | 212960471 |
11 | aa235399 |
12 | 5b3a101b |
13 | 35174519 |
14 | 203d7703 |
15 | 13a695eb |
hex | cb184d7 |
212960471 has 2 divisors, whose sum is σ = 212960472. Its totient is φ = 212960470.
The previous prime is 212960459. The next prime is 212960477. The reversal of 212960471 is 174069212.
It is a happy number.
212960471 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 212960471 - 210 = 212959447 is a prime.
It is a super-3 number, since 3×2129604713 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (212960477) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106480235 + 106480236.
It is an arithmetic number, because the mean of its divisors is an integer number (106480236).
Almost surely, 2212960471 is an apocalyptic number.
212960471 is a deficient number, since it is larger than the sum of its proper divisors (1).
212960471 is an equidigital number, since it uses as much as digits as its factorization.
212960471 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6048, while the sum is 32.
The square root of 212960471 is about 14593.1652152643. The cubic root of 212960471 is about 597.1723159022.
The spelling of 212960471 in words is "two hundred twelve million, nine hundred sixty thousand, four hundred seventy-one".
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