Base | Representation |
---|---|
bin | 1000011101000010010101 |
3 | 11011120220020 |
4 | 20131002111 |
5 | 1031403320 |
6 | 115255353 |
7 | 24556614 |
oct | 10350225 |
9 | 4146806 |
10 | 2216085 |
11 | 1283a83 |
12 | 8aa559 |
13 | 5c78c1 |
14 | 41987b |
15 | 2db940 |
hex | 21d095 |
2216085 has 8 divisors (see below), whose sum is σ = 3545760. Its totient is φ = 1181904.
The previous prime is 2216083. The next prime is 2216087. The reversal of 2216085 is 5806122.
It is an interprime number because it is at equal distance from previous prime (2216083) and next prime (2216087).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2216085 - 21 = 2216083 is a prime.
It is a super-2 number, since 2×22160852 = 9822065454450, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2216083) 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, 73855 + ... + 73884.
It is an arithmetic number, because the mean of its divisors is an integer number (443220).
22216085 is an apocalyptic number.
It is an amenable number.
2216085 is a deficient number, since it is larger than the sum of its proper divisors (1329675).
2216085 is a wasteful number, since it uses less digits than its factorization.
2216085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 147747.
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 2216085 is about 1488.6520748650. The cubic root of 2216085 is about 130.3753452140.
The spelling of 2216085 in words is "two million, two hundred sixteen thousand, eighty-five".
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