Base | Representation |
---|---|
bin | 11111000010000011110100… |
… | …00100011100100011100111 |
3 | 22221121201121222002122202020 |
4 | 33201001322010130203213 |
5 | 32421023010011302433 |
6 | 401045125251114223 |
7 | 20242132626462003 |
oct | 1741017204344347 |
9 | 287551558078666 |
10 | 68240488384743 |
11 | 1a81a6a0738234 |
12 | 77a15695a2973 |
13 | 2c10086a9030c |
14 | 12bcc00475703 |
15 | 7d5159795cb3 |
hex | 3e107a11c8e7 |
68240488384743 has 8 divisors (see below), whose sum is σ = 90988117536768. Its totient is φ = 45493259077944.
The previous prime is 68240488384657. The next prime is 68240488384763. The reversal of 68240488384743 is 34748388404286.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 68240488384743 - 28 = 68240488384487 is a prime.
It is a super-3 number, since 3×682404883847433 (a number of 42 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68240488384763) 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, 99562855 + ... + 100245912.
It is an arithmetic number, because the mean of its divisors is an integer number (11373514692096).
Almost surely, 268240488384743 is an apocalyptic number.
68240488384743 is a deficient number, since it is larger than the sum of its proper divisors (22747629152025).
68240488384743 is a wasteful number, since it uses less digits than its factorization.
68240488384743 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199922613.
The product of its (nonzero) digits is 792723456, while the sum is 69.
The spelling of 68240488384743 in words is "sixty-eight trillion, two hundred forty billion, four hundred eighty-eight million, three hundred eighty-four thousand, seven hundred forty-three".
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