Base | Representation |
---|---|
bin | 111111011000101000… |
… | …111110111010010011 |
3 | 20111200011021002212112 |
4 | 333120220332322103 |
5 | 2103341114202124 |
6 | 51133235215535 |
7 | 4626366034010 |
oct | 773050767223 |
9 | 214604232775 |
10 | 68059131539 |
11 | 26955672953 |
12 | 11234a475ab |
13 | 6558304b89 |
14 | 3418d50707 |
15 | 1b8502d90e |
hex | fd8a3ee93 |
68059131539 has 8 divisors (see below), whose sum is σ = 77856021600. Its totient is φ = 58280780736.
The previous prime is 68059131509. The next prime is 68059131557. The reversal of 68059131539 is 93513195086.
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 68059131539 - 212 = 68059127443 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68059131509) 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, 4626944 + ... + 4641629.
It is an arithmetic number, because the mean of its divisors is an integer number (9732002700).
Almost surely, 268059131539 is an apocalyptic number.
68059131539 is a deficient number, since it is larger than the sum of its proper divisors (9796890061).
68059131539 is a wasteful number, since it uses less digits than its factorization.
68059131539 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9269629.
The product of its (nonzero) digits is 874800, while the sum is 50.
The spelling of 68059131539 in words is "sixty-eight billion, fifty-nine million, one hundred thirty-one thousand, five hundred thirty-nine".
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