Base | Representation |
---|---|
bin | 100101010110100100… |
… | …0000111110000111100 |
3 | 21200001020210022221222 |
4 | 1022231020013300330 |
5 | 2303234240424102 |
6 | 100503320212512 |
7 | 5536530511244 |
oct | 1125510076074 |
9 | 250036708858 |
10 | 80213998652 |
11 | 31022790477 |
12 | 1366760a138 |
13 | 7744580a38 |
14 | 3c4d362b24 |
15 | 2147190aa2 |
hex | 12ad207c3c |
80213998652 has 12 divisors (see below), whose sum is σ = 140385384216. Its totient is φ = 40103888880.
The previous prime is 80213998651. The next prime is 80213998679. The reversal of 80213998652 is 25689931208.
It is a junction number, because it is equal to n+sod(n) for n = 80213998594 and 80213998603.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80213998651) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 719099 + ... + 823122.
It is an arithmetic number, because the mean of its divisors is an integer number (11698782018).
Almost surely, 280213998652 is an apocalyptic number.
It is an amenable number.
80213998652 is a deficient number, since it is larger than the sum of its proper divisors (60171385564).
80213998652 is a wasteful number, since it uses less digits than its factorization.
80213998652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1555228 (or 1555226 counting only the distinct ones).
The product of its (nonzero) digits is 1866240, while the sum is 53.
The spelling of 80213998652 in words is "eighty billion, two hundred thirteen million, nine hundred ninety-eight thousand, six hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •