Base | Representation |
---|---|
bin | 100101100111100001… |
… | …1110001000000000000 |
3 | 21201111220222221010221 |
4 | 1023033003301000000 |
5 | 2310421010012201 |
6 | 101040014032424 |
7 | 5556612366052 |
oct | 1131703610000 |
9 | 251456887127 |
10 | 80783282176 |
11 | 31295069623 |
12 | 137a61a8714 |
13 | 78054b34ac |
14 | 3ca4bd18d2 |
15 | 217c1424a1 |
hex | 12cf0f1000 |
80783282176 has 39 divisors (see below), whose sum is σ = 161583226293. Its totient is φ = 40382545920.
The previous prime is 80783282159. The next prime is 80783282201. The reversal of 80783282176 is 67128238708.
The square root of 80783282176 is 284224.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 31179083776 + 49604198400 = 176576^2 + 222720^2 .
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 18188116 + ... + 18192556.
Almost surely, 280783282176 is an apocalyptic number.
80783282176 is the 284224-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80783282176
80783282176 is an abundant number, since it is smaller than the sum of its proper divisors (80799944117).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80783282176 is an frugal number, since it uses more digits than its factorization.
80783282176 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8906 (or 4443 counting only the distinct ones).
The product of its (nonzero) digits is 1806336, while the sum is 52.
The spelling of 80783282176 in words is "eighty billion, seven hundred eighty-three million, two hundred eighty-two thousand, one hundred seventy-six".
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