Base | Representation |
---|---|
bin | 100101011111010001… |
… | …1000000101111011100 |
3 | 21200210121201202202210 |
4 | 1022332203000233130 |
5 | 2304334100313234 |
6 | 100552320320420 |
7 | 5550006631401 |
oct | 1127643005734 |
9 | 250717652683 |
10 | 80506260444 |
11 | 3116275a045 |
12 | 13729473110 |
13 | 778cc9c5cc |
14 | 3c7a0c02a8 |
15 | 2162b71be9 |
hex | 12be8c0bdc |
80506260444 has 24 divisors (see below), whose sum is σ = 187919358480. Its totient is φ = 26825217664.
The previous prime is 80506260431. The next prime is 80506260487. The reversal of 80506260444 is 44406260508.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1242399 + ... + 1305590.
It is an arithmetic number, because the mean of its divisors is an integer number (7829973270).
Almost surely, 280506260444 is an apocalyptic number.
It is an amenable number.
80506260444 is an abundant number, since it is smaller than the sum of its proper divisors (107413098036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80506260444 is a wasteful number, since it uses less digits than its factorization.
80506260444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2550629 (or 2550627 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 39.
The spelling of 80506260444 in words is "eighty billion, five hundred six million, two hundred sixty thousand, four hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.131 sec. • engine limits •