Base | Representation |
---|---|
bin | 10110011000010100100… |
… | …00000100001010101010 |
3 | 2201111211220211210122020 |
4 | 23030022100010022222 |
5 | 100044323102121024 |
6 | 1345132132005310 |
7 | 106361551516530 |
oct | 13141220041252 |
9 | 2644756753566 |
10 | 768971129514 |
11 | 277134179085 |
12 | 105046a60836 |
13 | 5768a6a9593 |
14 | 2930b416150 |
15 | 150091d2979 |
hex | b30a4042aa |
768971129514 has 128 divisors (see below), whose sum is σ = 1828713922560. Its totient is φ = 211031061696.
The previous prime is 768971129513. The next prime is 768971129573. The reversal of 768971129514 is 415921179867.
It is not an unprimeable number, because it can be changed into a prime (768971129513) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26028219 + ... + 26057745.
It is an arithmetic number, because the mean of its divisors is an integer number (14286827520).
Almost surely, 2768971129514 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 768971129514, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (914356961280).
768971129514 is an abundant number, since it is smaller than the sum of its proper divisors (1059742793046).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
768971129514 is a wasteful number, since it uses less digits than its factorization.
768971129514 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29832.
The product of its digits is 7620480, while the sum is 60.
The spelling of 768971129514 in words is "seven hundred sixty-eight billion, nine hundred seventy-one million, one hundred twenty-nine thousand, five hundred fourteen".
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