Base | Representation |
---|---|
bin | 10001110110110110000110… |
… | …111101011111110000100000 |
3 | 101022001221110211201210012120 |
4 | 101312312012331133300200 |
5 | 40243212144231301133 |
6 | 435010453234224240 |
7 | 22354006611245232 |
oct | 2166660675376040 |
9 | 338057424653176 |
10 | 78535741275168 |
11 | 230299035888a1 |
12 | 8984904a25080 |
13 | 34a8b72400a58 |
14 | 1557216074252 |
15 | 912d65246ab3 |
hex | 476d86f5fc20 |
78535741275168 has 96 divisors (see below), whose sum is σ = 207806821318656. Its totient is φ = 25969047084288.
The previous prime is 78535741275161. The next prime is 78535741275169. The reversal of 78535741275168 is 86157214753587.
It is a tau number, because it is divible by the number of its divisors (96).
It is not an unprimeable number, because it can be changed into a prime (78535741275161) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93496855 + ... + 94333097.
It is an arithmetic number, because the mean of its divisors is an integer number (2164654388736).
Almost surely, 278535741275168 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 78535741275168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103903410659328).
78535741275168 is an abundant number, since it is smaller than the sum of its proper divisors (129271080043488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78535741275168 is a wasteful number, since it uses less digits than its factorization.
78535741275168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 844086 (or 844078 counting only the distinct ones).
The product of its digits is 395136000, while the sum is 69.
The spelling of 78535741275168 in words is "seventy-eight trillion, five hundred thirty-five billion, seven hundred forty-one million, two hundred seventy-five thousand, one hundred sixty-eight".
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