Base | Representation |
---|---|
bin | 100101010110100101… |
… | …1100000110101100110 |
3 | 21200001022110111121201 |
4 | 1022231023200311212 |
5 | 2303240002402112 |
6 | 100503351233114 |
7 | 5536541203411 |
oct | 1125513406546 |
9 | 250038414551 |
10 | 80214887782 |
11 | 31023238497 |
12 | 1366797879a |
13 | 7744802653 |
14 | 3c4d514b78 |
15 | 21472b9257 |
hex | 12ad2e0d66 |
80214887782 has 16 divisors (see below), whose sum is σ = 121647204000. Its totient is φ = 39666394368.
The previous prime is 80214887761. The next prime is 80214887783. The reversal of 80214887782 is 28778841208.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80214887783) 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, 137844 + ... + 423592.
It is an arithmetic number, because the mean of its divisors is an integer number (7602950250).
Almost surely, 280214887782 is an apocalyptic number.
80214887782 is a deficient number, since it is larger than the sum of its proper divisors (41432316218).
80214887782 is a wasteful number, since it uses less digits than its factorization.
80214887782 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 287295.
The product of its (nonzero) digits is 3211264, while the sum is 55.
The spelling of 80214887782 in words is "eighty billion, two hundred fourteen million, eight hundred eighty-seven thousand, seven hundred eighty-two".
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