Base | Representation |
---|---|
bin | 1100001110000111001… |
… | …11111000101001100101 |
3 | 1111010211010100011202200 |
4 | 12013003213320221211 |
5 | 23334420310343420 |
6 | 520521354125113 |
7 | 42223234516650 |
oct | 6070347705145 |
9 | 1433733304680 |
10 | 419893840485 |
11 | 152092143189 |
12 | 69465720799 |
13 | 307990269a2 |
14 | 16474332897 |
15 | adc8194b90 |
hex | 61c39f8a65 |
419893840485 has 96 divisors (see below), whose sum is σ = 875834568960. Its totient is φ = 181793424384.
The previous prime is 419893840481. The next prime is 419893840517. The reversal of 419893840485 is 584048398914.
419893840485 is a `hidden beast` number, since 4 + 1 + 9 + 89 + 38 + 40 + 485 = 666.
It is not a de Polignac number, because 419893840485 - 22 = 419893840481 is a prime.
It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (419893840481) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24272499 + ... + 24289791.
It is an arithmetic number, because the mean of its divisors is an integer number (9123276760).
Almost surely, 2419893840485 is an apocalyptic number.
419893840485 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
419893840485 is an abundant number, since it is smaller than the sum of its proper divisors (455940728475).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
419893840485 is a wasteful number, since it uses less digits than its factorization.
419893840485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21387 (or 21384 counting only the distinct ones).
The product of its (nonzero) digits is 39813120, while the sum is 63.
The spelling of 419893840485 in words is "four hundred nineteen billion, eight hundred ninety-three million, eight hundred forty thousand, four hundred eighty-five".
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