Base | Representation |
---|---|
bin | 10011000110010… |
… | …001001101110101 |
3 | 211022220112120000 |
4 | 103012101031311 |
5 | 1124011113420 |
6 | 51443301513 |
7 | 10640305233 |
oct | 2306211565 |
9 | 738815500 |
10 | 320410485 |
11 | 15495515a |
12 | 8b37a899 |
13 | 514c6005 |
14 | 307a7953 |
15 | 1d1e1690 |
hex | 13191375 |
320410485 has 20 divisors (see below), whose sum is σ = 574366188. Its totient is φ = 170885376.
The previous prime is 320410477. The next prime is 320410487. The reversal of 320410485 is 584014023.
It can be written as a sum of positive squares in 2 ways, for example, as 213101604 + 107308881 = 14598^2 + 10359^2 .
It is not a de Polignac number, because 320410485 - 23 = 320410477 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (320410487) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 395164 + ... + 395973.
Almost surely, 2320410485 is an apocalyptic number.
It is an amenable number.
320410485 is a deficient number, since it is larger than the sum of its proper divisors (253955703).
320410485 is an equidigital number, since it uses as much as digits as its factorization.
320410485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 791154 (or 791145 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 320410485 is about 17900.0135474809. The cubic root of 320410485 is about 684.2827201530.
It can be divided in two parts, 3204 and 10485, that added together give a square (13689 = 1172).
The spelling of 320410485 in words is "three hundred twenty million, four hundred ten thousand, four hundred eighty-five".
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