Base | Representation |
---|---|
bin | 1000001100001… |
… | …11010010100010 |
3 | 11210021220120120 |
4 | 10012013102202 |
5 | 120042232321 |
6 | 10452421110 |
7 | 1463016216 |
oct | 406072242 |
9 | 153256516 |
10 | 68711586 |
11 | 35871039 |
12 | 1b017796 |
13 | 1130a258 |
14 | 91a8946 |
15 | 6073ec6 |
hex | 41874a2 |
68711586 has 16 divisors (see below), whose sum is σ = 145507104. Its totient is φ = 21556544.
The previous prime is 68711579. The next prime is 68711597. The reversal of 68711586 is 68511786.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 336720 + ... + 336923.
It is an arithmetic number, because the mean of its divisors is an integer number (9094194).
Almost surely, 268711586 is an apocalyptic number.
68711586 is an abundant number, since it is smaller than the sum of its proper divisors (76795518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68711586 is a wasteful number, since it uses less digits than its factorization.
68711586 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 673665.
The product of its digits is 80640, while the sum is 42.
The square root of 68711586 is about 8289.2452008612. The cubic root of 68711586 is about 409.5843219160.
The spelling of 68711586 in words is "sixty-eight million, seven hundred eleven thousand, five hundred eighty-six".
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