Base | Representation |
---|---|
bin | 100101011100100000… |
… | …0000110011101010010 |
3 | 21200120010122222000211 |
4 | 1022321000012131102 |
5 | 2304141241111423 |
6 | 100535154234334 |
7 | 5544500054422 |
oct | 1127100063522 |
9 | 250503588024 |
10 | 80413222738 |
11 | 31115193482 |
12 | 137022859aa |
13 | 7776925b04 |
14 | 3c6b9c2482 |
15 | 21598e510d |
hex | 12b9006752 |
80413222738 has 4 divisors (see below), whose sum is σ = 120619834110. Its totient is φ = 40206611368.
The previous prime is 80413222723. The next prime is 80413222763. The reversal of 80413222738 is 83722231408.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 58132585449 + 22280637289 = 241107^2 + 149267^2 .
It is a super-2 number, since 2×804132227382 (a number of 23 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 80413222738.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20103305683 + ... + 20103305686.
Almost surely, 280413222738 is an apocalyptic number.
80413222738 is a deficient number, since it is larger than the sum of its proper divisors (40206611372).
80413222738 is a wasteful number, since it uses less digits than its factorization.
80413222738 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40206611371.
The product of its (nonzero) digits is 129024, while the sum is 40.
The spelling of 80413222738 in words is "eighty billion, four hundred thirteen million, two hundred twenty-two thousand, seven hundred thirty-eight".
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