Base | Representation |
---|---|
bin | 100101100110111111… |
… | …0011010111001101010 |
3 | 21201110122210100222212 |
4 | 1023031332122321222 |
5 | 2310401331304342 |
6 | 101034124245122 |
7 | 5556302024462 |
oct | 1131576327152 |
9 | 251418710885 |
10 | 80765103722 |
11 | 31285882906 |
12 | 137a00a07a2 |
13 | 78017ba204 |
14 | 3ca261cba2 |
15 | 217a751182 |
hex | 12cdf9ae6a |
80765103722 has 8 divisors (see below), whose sum is σ = 121148994276. Its totient is φ = 40382105632.
The previous prime is 80765103721. The next prime is 80765103751. The reversal of 80765103722 is 22730156708.
It can be written as a sum of positive squares in 2 ways, for example, as 80043160561 + 721943161 = 282919^2 + 26869^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×807651037223 (a number of 34 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 80765103722.
It is not an unprimeable number, because it can be changed into a prime (80765103721) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92318 + ... + 412374.
Almost surely, 280765103722 is an apocalyptic number.
80765103722 is a deficient number, since it is larger than the sum of its proper divisors (40383890554).
80765103722 is a wasteful number, since it uses less digits than its factorization.
80765103722 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 446232.
The product of its (nonzero) digits is 141120, while the sum is 41.
The spelling of 80765103722 in words is "eighty billion, seven hundred sixty-five million, one hundred three thousand, seven hundred twenty-two".
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