Base | Representation |
---|---|
bin | 1000001101000… |
… | …11001011001001 |
3 | 11210111201020202 |
4 | 10012203023021 |
5 | 120104411201 |
6 | 10455101545 |
7 | 1464003212 |
oct | 406431311 |
9 | 153451222 |
10 | 68825801 |
11 | 35939930 |
12 | 1b0718b5 |
13 | 1134a235 |
14 | 91d8409 |
15 | 6097c6b |
hex | 41a32c9 |
68825801 has 16 divisors (see below), whose sum is σ = 76921920. Its totient is φ = 61053120.
The previous prime is 68825791. The next prime is 68825819. The reversal of 68825801 is 10852886.
It is a cyclic number.
It is not a de Polignac number, because 68825801 - 26 = 68825737 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (68825831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111971 + ... + 112583.
It is an arithmetic number, because the mean of its divisors is an integer number (4807620).
Almost surely, 268825801 is an apocalyptic number.
It is an amenable number.
68825801 is a deficient number, since it is larger than the sum of its proper divisors (8096119).
68825801 is a wasteful number, since it uses less digits than its factorization.
68825801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 856.
The product of its (nonzero) digits is 30720, while the sum is 38.
The square root of 68825801 is about 8296.1316889259. The cubic root of 68825801 is about 409.8111384776.
The spelling of 68825801 in words is "sixty-eight million, eight hundred twenty-five thousand, eight hundred one".
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