Base | Representation |
---|---|
bin | 110010001100001000… |
… | …1101001110110111101 |
3 | 101022012110211122102000 |
4 | 1210120101221312331 |
5 | 3231214023312420 |
6 | 121303014452513 |
7 | 10533632215653 |
oct | 1443021516675 |
9 | 338173748360 |
10 | 107781463485 |
11 | 4178990a863 |
12 | 18a7b964139 |
13 | a2189a82c7 |
14 | 53066bcdd3 |
15 | 2c0c468690 |
hex | 1918469dbd |
107781463485 has 16 divisors (see below), whose sum is σ = 191611490880. Its totient is φ = 57483447120.
The previous prime is 107781463477. The next prime is 107781463511. The reversal of 107781463485 is 584364187701.
107781463485 is a `hidden beast` number, since 10 + 7 + 7 + 8 + 146 + 3 + 485 = 666.
It is not a de Polignac number, because 107781463485 - 23 = 107781463477 is a prime.
It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 399190471 + ... + 399190740.
It is an arithmetic number, because the mean of its divisors is an integer number (11975718180).
Almost surely, 2107781463485 is an apocalyptic number.
107781463485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
107781463485 is a deficient number, since it is larger than the sum of its proper divisors (83830027395).
107781463485 is an equidigital number, since it uses as much as digits as its factorization.
107781463485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 798381225 (or 798381219 counting only the distinct ones).
The product of its (nonzero) digits is 4515840, while the sum is 54.
The spelling of 107781463485 in words is "one hundred seven billion, seven hundred eighty-one million, four hundred sixty-three thousand, four hundred eighty-five".
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