Base | Representation |
---|---|
bin | 1100101101101… |
… | …10110111101101 |
3 | 21102200122110002 |
4 | 12112312313231 |
5 | 204300431323 |
6 | 14325554045 |
7 | 2433361100 |
oct | 626666755 |
9 | 242618402 |
10 | 106655213 |
11 | 55227705 |
12 | 2b875925 |
13 | 19133ac2 |
14 | 10244737 |
15 | 956b828 |
hex | 65b6ded |
106655213 has 6 divisors (see below), whose sum is σ = 124068366. Its totient is φ = 91418712.
The previous prime is 106655207. The next prime is 106655233. The reversal of 106655213 is 312556601.
It can be written as a sum of positive squares in only one way, i.e., 97970404 + 8684809 = 9898^2 + 2947^2 .
It is not a de Polignac number, because 106655213 - 210 = 106654189 is a prime.
It is a super-2 number, since 2×1066552132 = 22750668920150738, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (106655203) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1088270 + ... + 1088367.
It is an arithmetic number, because the mean of its divisors is an integer number (20678061).
Almost surely, 2106655213 is an apocalyptic number.
It is an amenable number.
106655213 is a deficient number, since it is larger than the sum of its proper divisors (17413153).
106655213 is an equidigital number, since it uses as much as digits as its factorization.
106655213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2176651 (or 2176644 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 29.
The square root of 106655213 is about 10327.4010767472. The cubic root of 106655213 is about 474.2354652118.
The spelling of 106655213 in words is "one hundred six million, six hundred fifty-five thousand, two hundred thirteen".
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