Base | Representation |
---|---|
bin | 1000001100001… |
… | …11000001001010 |
3 | 11210021212001101 |
4 | 10012013001022 |
5 | 120042213344 |
6 | 10452412014 |
7 | 1463013040 |
oct | 406070112 |
9 | 153255041 |
10 | 68710474 |
11 | 35870218 |
12 | 1b01700a |
13 | 113098b1 |
14 | 91a8390 |
15 | 60739d4 |
hex | 418704a |
68710474 has 32 divisors (see below), whose sum is σ = 121245696. Its totient is φ = 28591920.
The previous prime is 68710469. The next prime is 68710489. The reversal of 68710474 is 47401786.
It is a super-2 number, since 2×687104742 = 9442258474609352, which contains 22 as substring.
It is a Smith number, since the sum of its digits (37) 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 15 ways as a sum of consecutive naturals, for example, 187039 + ... + 187405.
It is an arithmetic number, because the mean of its divisors is an integer number (3788928).
Almost surely, 268710474 is an apocalyptic number.
68710474 is a deficient number, since it is larger than the sum of its proper divisors (52535222).
68710474 is a wasteful number, since it uses less digits than its factorization.
68710474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 730.
The product of its (nonzero) digits is 37632, while the sum is 37.
The square root of 68710474 is about 8289.1781257251. The cubic root of 68710474 is about 409.5821123895.
The spelling of 68710474 in words is "sixty-eight million, seven hundred ten thousand, four hundred seventy-four".
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