Base | Representation |
---|---|
bin | 11111010011110011… |
… | …01110111000111000 |
3 | 1121101110100011001001 |
4 | 33221321232320320 |
5 | 233411114034410 |
6 | 11415541534344 |
7 | 1133355140365 |
oct | 175171567070 |
9 | 47343304031 |
10 | 16809127480 |
11 | 71463502a2 |
12 | 33114143b4 |
13 | 177b5b37a2 |
14 | b565d546c |
15 | 685a7233a |
hex | 3e9e6ee38 |
16809127480 has 48 divisors (see below), whose sum is σ = 39915891720. Its totient is φ = 6369769152.
The previous prime is 16809127459. The next prime is 16809127501. The reversal of 16809127480 is 8472190861.
It is an interprime number because it is at equal distance from previous prime (16809127459) and next prime (16809127501).
It is a self number, because there is not a number n which added to its sum of digits gives 16809127480.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 567594 + ... + 596473.
Almost surely, 216809127480 is an apocalyptic number.
16809127480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
16809127480 is an abundant number, since it is smaller than the sum of its proper divisors (23106764240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16809127480 is a wasteful number, since it uses less digits than its factorization.
16809127480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1164116 (or 1164093 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 46.
The spelling of 16809127480 in words is "sixteen billion, eight hundred nine million, one hundred twenty-seven thousand, four hundred eighty".
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