Base | Representation |
---|---|
bin | 1000000110111… |
… | …11000110111011 |
3 | 11201222220121211 |
4 | 10003133012323 |
5 | 114403211330 |
6 | 10425543551 |
7 | 1454116645 |
oct | 403370673 |
9 | 151886554 |
10 | 68022715 |
11 | 35440522 |
12 | 1a944bb7 |
13 | 11128837 |
14 | 9069895 |
15 | 5e89d2a |
hex | 40df1bb |
68022715 has 8 divisors (see below), whose sum is σ = 81842688. Its totient is φ = 54274560.
The previous prime is 68022701. The next prime is 68022727. The reversal of 68022715 is 51722086.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 68022715 - 25 = 68022683 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15846 + ... + 19675.
It is an arithmetic number, because the mean of its divisors is an integer number (10230336).
Almost surely, 268022715 is an apocalyptic number.
68022715 is a deficient number, since it is larger than the sum of its proper divisors (13819973).
68022715 is a wasteful number, since it uses less digits than its factorization.
68022715 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35909.
The product of its (nonzero) digits is 6720, while the sum is 31.
The square root of 68022715 is about 8247.5884354155. The cubic root of 68022715 is about 408.2109535613.
The spelling of 68022715 in words is "sixty-eight million, twenty-two thousand, seven hundred fifteen".
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