Base | Representation |
---|---|
bin | 10010011000010000100111… |
… | …001001111010011100000000 |
3 | 101121012110100222102001122210 |
4 | 102120100213021322130000 |
5 | 41043322304000431200 |
6 | 443525403052302120 |
7 | 23011625601404223 |
oct | 2230204711723400 |
9 | 347173328361583 |
10 | 80831941420800 |
11 | 238346a7714069 |
12 | 9095931771940 |
13 | 361455b47a98b |
14 | 15d64031315ba |
15 | 952956ee5650 |
hex | 49842727a700 |
80831941420800 has 216 divisors, whose sum is σ = 267505339812480. Its totient is φ = 21495140249600.
The previous prime is 80831941420793. The next prime is 80831941420829. The reversal of 80831941420800 is 802414913808.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a self number, because there is not a number n which added to its sum of digits gives 80831941420800.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1029295 + ... + 12756305.
It is an arithmetic number, because the mean of its divisors is an integer number (1238450647280).
Almost surely, 280831941420800 is an apocalyptic number.
80831941420800 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80831941420800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133752669906240).
80831941420800 is an abundant number, since it is smaller than the sum of its proper divisors (186673398391680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80831941420800 is a wasteful number, since it uses less digits than its factorization.
80831941420800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11727399 (or 11727380 counting only the distinct ones).
The product of its (nonzero) digits is 442368, while the sum is 48.
The spelling of 80831941420800 in words is "eighty trillion, eight hundred thirty-one billion, nine hundred forty-one million, four hundred twenty thousand, eight hundred".
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