Base | Representation |
---|---|
bin | 100101011000111111… |
… | …1101111000001000101 |
3 | 21200020221111111020012 |
4 | 1022301333233001011 |
5 | 2303421143424323 |
6 | 100515355120005 |
7 | 5541542033351 |
oct | 1126177570105 |
9 | 250227444205 |
10 | 80295686213 |
11 | 31064904556 |
12 | 1368aa43005 |
13 | 7758482282 |
14 | 3c5a148461 |
15 | 214e429678 |
hex | 12b1fef045 |
80295686213 has 8 divisors (see below), whose sum is σ = 80741779776. Its totient is φ = 79850730400.
The previous prime is 80295686209. The next prime is 80295686267. The reversal of 80295686213 is 31268659208.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 80295686213 - 22 = 80295686209 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80295682213) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142703 + ... + 425388.
It is an arithmetic number, because the mean of its divisors is an integer number (10092722472).
Almost surely, 280295686213 is an apocalyptic number.
It is an amenable number.
80295686213 is a deficient number, since it is larger than the sum of its proper divisors (446093563).
80295686213 is a wasteful number, since it uses less digits than its factorization.
80295686213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 568875.
The product of its (nonzero) digits is 1244160, while the sum is 50.
The spelling of 80295686213 in words is "eighty billion, two hundred ninety-five million, six hundred eighty-six thousand, two hundred thirteen".
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