Base | Representation |
---|---|
bin | 110111001010000110011010… |
… | …1010110000000110011010101 |
3 | 2100121212010001110200212221001 |
4 | 1232110030311112000303111 |
5 | 1002043034342104332244 |
6 | 4435513310324223301 |
7 | 204123420210230122 |
oct | 15624146526006325 |
9 | 2317763043625831 |
10 | 485173285620949 |
11 | 130655920323082 |
12 | 464b99bb83ab31 |
13 | 17a9484c0177c3 |
14 | 87b4725b33749 |
15 | 3b1570d2965d4 |
hex | 1b94335580cd5 |
485173285620949 has 2 divisors, whose sum is σ = 485173285620950. Its totient is φ = 485173285620948.
The previous prime is 485173285620931. The next prime is 485173285621039. The reversal of 485173285620949 is 949026582371584.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 381243783466225 + 103929502154724 = 19525465^2 + 10194582^2 .
It is a cyclic number.
It is not a de Polignac number, because 485173285620949 - 29 = 485173285620437 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (485173285620649) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242586642810474 + 242586642810475.
It is an arithmetic number, because the mean of its divisors is an integer number (242586642810475).
It is a 2-persistent number, because it is pandigital, and so is 2⋅485173285620949 = 970346571241898, but 3⋅485173285620949 = 1455519856862847 is not.
Almost surely, 2485173285620949 is an apocalyptic number.
It is an amenable number.
485173285620949 is a deficient number, since it is larger than the sum of its proper divisors (1).
485173285620949 is an equidigital number, since it uses as much as digits as its factorization.
485173285620949 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1045094400, while the sum is 73.
The spelling of 485173285620949 in words is "four hundred eighty-five trillion, one hundred seventy-three billion, two hundred eighty-five million, six hundred twenty thousand, nine hundred forty-nine".
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