Base | Representation |
---|---|
bin | 10111110000110100011… |
… | …11011001100001100000 |
3 | 2220001111011202020220000 |
4 | 23320122033121201200 |
5 | 101334124402434220 |
6 | 1423030530220000 |
7 | 112663143515112 |
oct | 13703217314140 |
9 | 2801434666800 |
10 | 816484030560 |
11 | 2952a5a49950 |
12 | 1122a6a24600 |
13 | 5bcc00b6003 |
14 | 2b7376d33b2 |
15 | 1638a549390 |
hex | be1a3d9860 |
816484030560 has 240 divisors, whose sum is σ = 3143464066512. Its totient is φ = 197935488000.
The previous prime is 816484030553. The next prime is 816484030561. The reversal of 816484030560 is 65030484618.
816484030560 is a `hidden beast` number, since 8 + 1 + 6 + 4 + 84 + 0 + 3 + 0 + 560 = 666.
It is a tau number, because it is divible by the number of its divisors (240).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (816484030561) by changing a digit.
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 39 ways as a sum of consecutive naturals, for example, 2721091 + ... + 3006210.
Almost surely, 2816484030560 is an apocalyptic number.
816484030560 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
816484030560 is an abundant number, since it is smaller than the sum of its proper divisors (2326980035952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
816484030560 is a wasteful number, since it uses less digits than its factorization.
816484030560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5727339 (or 5727322 counting only the distinct ones).
The product of its (nonzero) digits is 552960, while the sum is 45.
The spelling of 816484030560 in words is "eight hundred sixteen billion, four hundred eighty-four million, thirty thousand, five hundred sixty".
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