Base | Representation |
---|---|
bin | 1000001001101… |
… | …10110101000000 |
3 | 11202200011111021 |
4 | 10010312311000 |
5 | 120001211031 |
6 | 10441355224 |
7 | 1460144323 |
oct | 404666500 |
9 | 152604437 |
10 | 68382016 |
11 | 3566646a |
12 | 1aa98b14 |
13 | 11223241 |
14 | 91207ba |
15 | 600b511 |
hex | 4136d40 |
68382016 has 14 divisors (see below), whose sum is σ = 135695690. Its totient is φ = 34190976.
The previous prime is 68381987. The next prime is 68382019. The reversal of 68382016 is 61028386.
It can be written as a sum of positive squares in only one way, i.e., 67897600 + 484416 = 8240^2 + 696^2 .
It is a super-2 number, since 2×683820162 = 9352200224448512, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68382019) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534171 + ... + 534298.
Almost surely, 268382016 is an apocalyptic number.
It is an amenable number.
68382016 is a deficient number, since it is larger than the sum of its proper divisors (67313674).
68382016 is a wasteful number, since it uses less digits than its factorization.
68382016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1068481 (or 1068471 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 34.
The square root of 68382016 is about 8269.3419327054. The cubic root of 68382016 is about 408.9284252535.
The spelling of 68382016 in words is "sixty-eight million, three hundred eighty-two thousand, sixteen".
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