Base | Representation |
---|---|
bin | 1110010000100110001… |
… | …11001111010110110000 |
3 | 1201211122020121012000200 |
4 | 13020103013033112300 |
5 | 31011402403434002 |
6 | 1013024543115200 |
7 | 50253225151140 |
oct | 7102307172660 |
9 | 1654566535020 |
10 | 489946936752 |
11 | 179870300269 |
12 | 7ab562a2b00 |
13 | 37281471b40 |
14 | 199dc00a920 |
15 | cb28292b1c |
hex | 72131cf5b0 |
489946936752 has 120 divisors (see below), whose sum is σ = 1687595049504. Its totient is φ = 129216771072.
The previous prime is 489946936747. The next prime is 489946936783. The reversal of 489946936752 is 257639649984.
489946936752 is a `hidden beast` number, since 4 + 8 + 99 + 469 + 3 + 6 + 75 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 18681453 + ... + 18707660.
Almost surely, 2489946936752 is an apocalyptic number.
489946936752 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
It is an amenable number.
489946936752 is an abundant number, since it is smaller than the sum of its proper divisors (1197648112752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489946936752 is a wasteful number, since it uses less digits than its factorization.
489946936752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37389147 (or 37389138 counting only the distinct ones).
The product of its digits is 705438720, while the sum is 72.
The spelling of 489946936752 in words is "four hundred eighty-nine billion, nine hundred forty-six million, nine hundred thirty-six thousand, seven hundred fifty-two".
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