Base | Representation |
---|---|
bin | 1000001001101… |
… | …00110011110001 |
3 | 11202122202010221 |
4 | 10010310303301 |
5 | 120000424440 |
6 | 10441253041 |
7 | 1460111236 |
oct | 404646361 |
9 | 152582127 |
10 | 68373745 |
11 | 35660230 |
12 | 1aa94181 |
13 | 1121c54b |
14 | 911b78d |
15 | 6008d4a |
hex | 4134cf1 |
68373745 has 16 divisors (see below), whose sum is σ = 94773888. Its totient is φ = 46800640.
The previous prime is 68373737. The next prime is 68373751. The reversal of 68373745 is 54737386.
It is not a de Polignac number, because 68373745 - 23 = 68373737 is a prime.
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, 35629 + ... + 37498.
It is an arithmetic number, because the mean of its divisors is an integer number (5923368).
Almost surely, 268373745 is an apocalyptic number.
It is an amenable number.
68373745 is a deficient number, since it is larger than the sum of its proper divisors (26400143).
68373745 is a wasteful number, since it uses less digits than its factorization.
68373745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73160.
The product of its digits is 423360, while the sum is 43.
The square root of 68373745 is about 8268.8418173285. The cubic root of 68373745 is about 408.9119375687.
The spelling of 68373745 in words is "sixty-eight million, three hundred seventy-three thousand, seven hundred forty-five".
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