Base | Representation |
---|---|
bin | 100000001110110… |
… | …0111001011100101 |
3 | 2210101001010020200 |
4 | 1000131213023211 |
5 | 4203331120420 |
6 | 255152221113 |
7 | 35541431205 |
oct | 10035471345 |
9 | 2711033220 |
10 | 1081504485 |
11 | 505532366 |
12 | 26223a799 |
13 | 1430a62a9 |
14 | a38c6405 |
15 | 64e30b90 |
hex | 407672e5 |
1081504485 has 24 divisors (see below), whose sum is σ = 1909981944. Its totient is φ = 565918080.
The previous prime is 1081504469. The next prime is 1081504493. The reversal of 1081504485 is 5844051801.
1081504485 is a `hidden beast` number, since 108 + 1 + 504 + 48 + 5 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 417875364 + 663629121 = 20442^2 + 25761^2 .
It is not a de Polignac number, because 1081504485 - 24 = 1081504469 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 224346 + ... + 229115.
It is an arithmetic number, because the mean of its divisors is an integer number (79582581).
Almost surely, 21081504485 is an apocalyptic number.
1081504485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1081504485 is a deficient number, since it is larger than the sum of its proper divisors (828477459).
1081504485 is a wasteful number, since it uses less digits than its factorization.
1081504485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 453525 (or 453522 counting only the distinct ones).
The product of its (nonzero) digits is 25600, while the sum is 36.
The square root of 1081504485 is about 32886.2354945044. The cubic root of 1081504485 is about 1026.4617605043.
The spelling of 1081504485 in words is "one billion, eighty-one million, five hundred four thousand, four hundred eighty-five".
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