Base | Representation |
---|---|
bin | 1000000111111… |
… | …00000000001001 |
3 | 11202012220222011 |
4 | 10003330000021 |
5 | 114421003230 |
6 | 10432255521 |
7 | 1455121666 |
oct | 403740011 |
9 | 152186864 |
10 | 68141065 |
11 | 35511433 |
12 | 1a9a15a1 |
13 | 1116a675 |
14 | 909aa6d |
15 | 5eaee2a |
hex | 40fc009 |
68141065 has 8 divisors (see below), whose sum is σ = 85324608. Its totient is φ = 52142640.
The previous prime is 68141041. The next prime is 68141113. The reversal of 68141065 is 56014186.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 68141065 - 27 = 68140937 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, 296151 + ... + 296380.
It is an arithmetic number, because the mean of its divisors is an integer number (10665576).
Almost surely, 268141065 is an apocalyptic number.
It is an amenable number.
68141065 is a deficient number, since it is larger than the sum of its proper divisors (17183543).
68141065 is a wasteful number, since it uses less digits than its factorization.
68141065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 592559.
The product of its (nonzero) digits is 5760, while the sum is 31.
The square root of 68141065 is about 8254.7601418818. The cubic root of 68141065 is about 408.4475596952.
The spelling of 68141065 in words is "sixty-eight million, one hundred forty-one thousand, sixty-five".
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