Base | Representation |
---|---|
bin | 11001000001001001001… |
… | …000111010000010010100 |
3 | 20002100120222102122111120 |
4 | 121001021020322002110 |
5 | 211131422240140121 |
6 | 3353443534203540 |
7 | 235131503541144 |
oct | 31011110720224 |
9 | 6070528378446 |
10 | 1719213990036 |
11 | 6031295286a4 |
12 | 2392413535b0 |
13 | c617631824a |
14 | 5d2d34aa924 |
15 | 2eac2577bc6 |
hex | 1904923a094 |
1719213990036 has 192 divisors, whose sum is σ = 4606612819200. Its totient is φ = 495694577664.
The previous prime is 1719213990029. The next prime is 1719213990037. The reversal of 1719213990036 is 6300993129171.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1719213990037) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18236076 + ... + 18330108.
It is an arithmetic number, because the mean of its divisors is an integer number (23992775100).
Almost surely, 21719213990036 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1719213990036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2303306409600).
1719213990036 is an abundant number, since it is smaller than the sum of its proper divisors (2887398829164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1719213990036 is a wasteful number, since it uses less digits than its factorization.
1719213990036 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94218 (or 94216 counting only the distinct ones).
The product of its (nonzero) digits is 551124, while the sum is 51.
The spelling of 1719213990036 in words is "one trillion, seven hundred nineteen billion, two hundred thirteen million, nine hundred ninety thousand, thirty-six".
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