Base | Representation |
---|---|
bin | 10010011000101100… |
… | …001110101011100101 |
3 | 1212221211022012202100 |
4 | 102120230032223211 |
5 | 310412322203420 |
6 | 13022535002313 |
7 | 1266133556355 |
oct | 223054165345 |
9 | 55854265670 |
10 | 19741600485 |
11 | 8410689702 |
12 | 39ab509399 |
13 | 1b27cb4009 |
14 | d53c60b65 |
15 | 7a8228190 |
hex | 498b0eae5 |
19741600485 has 12 divisors (see below), whose sum is σ = 34218774252. Its totient is φ = 10528853568.
The previous prime is 19741600429. The next prime is 19741600499. The reversal of 19741600485 is 58400614791.
19741600485 is a `hidden beast` number, since 1 + 9 + 7 + 4 + 160 + 0 + 485 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 5937935364 + 13803665121 = 77058^2 + 117489^2 .
It is not a de Polignac number, because 19741600485 - 213 = 19741592293 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 438702233 = 19741600485 / (1 + 9 + 7 + 4 + 1 + 6 + 0 + 0 + 4 + 8 + 5).
It is a self number, because there is not a number n which added to its sum of digits gives 19741600485.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219351072 + ... + 219351161.
It is an arithmetic number, because the mean of its divisors is an integer number (2851564521).
Almost surely, 219741600485 is an apocalyptic number.
19741600485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
19741600485 is a deficient number, since it is larger than the sum of its proper divisors (14477173767).
19741600485 is a wasteful number, since it uses less digits than its factorization.
19741600485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 438702244 (or 438702241 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The spelling of 19741600485 in words is "nineteen billion, seven hundred forty-one million, six hundred thousand, four hundred eighty-five".
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