Base | Representation |
---|---|
bin | 111111010011001101… |
… | …100100100011110001 |
3 | 20111102210220011200222 |
4 | 333103031210203301 |
5 | 2103144310402013 |
6 | 51120223222425 |
7 | 4624211655155 |
oct | 772315444361 |
9 | 214383804628 |
10 | 67968059633 |
11 | 2690921a211 |
12 | 1120a447a15 |
13 | 6542499086 |
14 | 340ac05065 |
15 | 1b7c03e508 |
hex | fd33648f1 |
67968059633 has 4 divisors (see below), whose sum is σ = 67976618100. Its totient is φ = 67959501168.
The previous prime is 67968059611. The next prime is 67968059641. The reversal of 67968059633 is 33695086976.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 10054674529 + 57913385104 = 100273^2 + 240652^2 .
It is a cyclic number.
It is not a de Polignac number, because 67968059633 - 222 = 67963865329 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (67968058633) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4267310 + ... + 4283207.
It is an arithmetic number, because the mean of its divisors is an integer number (16994154525).
Almost surely, 267968059633 is an apocalyptic number.
It is an amenable number.
67968059633 is a deficient number, since it is larger than the sum of its proper divisors (8558467).
67968059633 is an equidigital number, since it uses as much as digits as its factorization.
67968059633 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8558466.
The product of its (nonzero) digits is 44089920, while the sum is 62.
The spelling of 67968059633 in words is "sixty-seven billion, nine hundred sixty-eight million, fifty-nine thousand, six hundred thirty-three".
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