Base | Representation |
---|---|
bin | 1000001000000… |
… | …00110000101111 |
3 | 11202020220201011 |
4 | 10010000300233 |
5 | 114422114214 |
6 | 10432530051 |
7 | 1455232555 |
oct | 404006057 |
9 | 152226634 |
10 | 68160559 |
11 | 35525045 |
12 | 1a9b0927 |
13 | 111764bc |
14 | 90a3bd5 |
15 | 5eb5ac4 |
hex | 4100c2f |
68160559 has 8 divisors (see below), whose sum is σ = 69099680. Its totient is φ = 67226976.
The previous prime is 68160553. The next prime is 68160563. The reversal of 68160559 is 95506186.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 68160559 - 215 = 68127791 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68160553) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27337 + ... + 29725.
It is an arithmetic number, because the mean of its divisors is an integer number (8637460).
Almost surely, 268160559 is an apocalyptic number.
68160559 is a deficient number, since it is larger than the sum of its proper divisors (939121).
68160559 is a wasteful number, since it uses less digits than its factorization.
68160559 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2769.
The product of its (nonzero) digits is 64800, while the sum is 40.
The square root of 68160559 is about 8255.9408306988. The cubic root of 68160559 is about 408.4865059486.
The spelling of 68160559 in words is "sixty-eight million, one hundred sixty thousand, five hundred fifty-nine".
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