Base | Representation |
---|---|
bin | 1000001100001… |
… | …01110000101010 |
3 | 11210021120222120 |
4 | 10012011300222 |
5 | 120042032242 |
6 | 10452332110 |
7 | 1462662030 |
oct | 406056052 |
9 | 153246876 |
10 | 68705322 |
11 | 35867364 |
12 | 1b014036 |
13 | 1130744a |
14 | 91a6550 |
15 | 60721ec |
hex | 4185c2a |
68705322 has 24 divisors (see below), whose sum is σ = 157163616. Its totient is φ = 19614744.
The previous prime is 68705309. The next prime is 68705327. The reversal of 68705322 is 22350786.
It is a super-2 number, since 2×687053222 = 9440842542247368, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (68705327) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53079 + ... + 54357.
It is an arithmetic number, because the mean of its divisors is an integer number (6548484).
Almost surely, 268705322 is an apocalyptic number.
68705322 is an abundant number, since it is smaller than the sum of its proper divisors (88458294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68705322 is an equidigital number, since it uses as much as digits as its factorization.
68705322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2570 (or 1291 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 68705322 is about 8288.8673532637. The cubic root of 68705322 is about 409.5718751352.
The spelling of 68705322 in words is "sixty-eight million, seven hundred five thousand, three hundred twenty-two".
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