Base | Representation |
---|---|
bin | 1100110001100… |
… | …1011010101101 |
3 | 10201211012222110 |
4 | 3030121122231 |
5 | 102204101420 |
6 | 5152234233 |
7 | 1220302146 |
oct | 314313255 |
9 | 121735873 |
10 | 53581485 |
11 | 28277621 |
12 | 15b3b979 |
13 | b140629 |
14 | 718aacd |
15 | 4a85ee0 |
hex | 33196ad |
53581485 has 32 divisors (see below), whose sum is σ = 89994240. Its totient is φ = 27187200.
The previous prime is 53581477. The next prime is 53581511. The reversal of 53581485 is 58418535.
53581485 = T475 + T476 + ... + T753.
It is not a de Polignac number, because 53581485 - 23 = 53581477 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27421 + ... + 29309.
It is an arithmetic number, because the mean of its divisors is an integer number (2812320).
Almost surely, 253581485 is an apocalyptic number.
It is an amenable number.
53581485 is a deficient number, since it is larger than the sum of its proper divisors (36412755).
53581485 is a wasteful number, since it uses less digits than its factorization.
53581485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1989.
The product of its digits is 96000, while the sum is 39.
The square root of 53581485 is about 7319.9374997332. The cubic root of 53581485 is about 376.9973075910.
The spelling of 53581485 in words is "fifty-three million, five hundred eighty-one thousand, four hundred eighty-five".
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