Base | Representation |
---|---|
bin | 10010101010011001101111… |
… | …110011011101010101010100 |
3 | 101202121122110210010002110001 |
4 | 102222121233303131111110 |
5 | 41224234134400141103 |
6 | 450322233512341044 |
7 | 23200663502225161 |
oct | 2252315763352524 |
9 | 352548423102401 |
10 | 82078700787028 |
11 | 24175421897080 |
12 | 925749a9a4784 |
13 | 36a4cb030a70a |
14 | 163a8b7825068 |
15 | 9750c6ced01d |
hex | 4aa66fcdd554 |
82078700787028 has 96 divisors (see below), whose sum is σ = 163197677970432. Its totient is φ = 35782009804800.
The previous prime is 82078700786899. The next prime is 82078700787037.
82078700787028 is nontrivially palindromic in base 10.
82078700787028 is a nontrivial binomial coefficient, being equal to C(12812393, 2).
It is a super-2 number, since 2×820787007870282 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2184494050 + ... + 2184531622.
It is an arithmetic number, because the mean of its divisors is an integer number (1699975812192).
Almost surely, 282078700787028 is an apocalyptic number.
82078700787028 is the 12812392-nd triangular number.
82078700787028 is the 4270798-th centered nonagonal number.
It is an amenable number.
82078700787028 is a deficient number, since it is larger than the sum of its proper divisors (81118977183404).
82078700787028 is a wasteful number, since it uses less digits than its factorization.
82078700787028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51905 (or 51903 counting only the distinct ones).
The product of its (nonzero) digits is 39337984, while the sum is 64.
The spelling of 82078700787028 in words is "eighty-two trillion, seventy-eight billion, seven hundred million, seven hundred eighty-seven thousand, twenty-eight".
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