Base | Representation |
---|---|
bin | 100110100001001001… |
… | …1110100100010011010 |
3 | 21220111200101102002210 |
4 | 1031002103310202122 |
5 | 2323401004331220 |
6 | 101555525335550 |
7 | 5655541541520 |
oct | 1150223644232 |
9 | 256450342083 |
10 | 82716870810 |
11 | 32097576362 |
12 | 140458675b6 |
13 | 7a52c77592 |
14 | 4009920310 |
15 | 2241c876e0 |
hex | 13424f489a |
82716870810 has 128 divisors (see below), whose sum is σ = 234870036480. Its totient is φ = 18241848576.
The previous prime is 82716870793. The next prime is 82716870911. The reversal of 82716870810 is 1807861728.
It is a super-2 number, since 2×827168708102 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 82716870810.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10489129 + ... + 10497011.
It is an arithmetic number, because the mean of its divisors is an integer number (1834922160).
Almost surely, 282716870810 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 82716870810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117435018240).
82716870810 is an abundant number, since it is smaller than the sum of its proper divisors (152153165670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82716870810 is a wasteful number, since it uses less digits than its factorization.
82716870810 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9652.
The product of its (nonzero) digits is 301056, while the sum is 48.
The spelling of 82716870810 in words is "eighty-two billion, seven hundred sixteen million, eight hundred seventy thousand, eight hundred ten".
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