Base | Representation |
---|---|
bin | 1010110111100… |
… | …0001100011101 |
3 | 10011202202111100 |
4 | 2231320030131 |
5 | 43132043320 |
6 | 4304543313 |
7 | 1062301314 |
oct | 255701435 |
9 | 104682440 |
10 | 45581085 |
11 | 23802820 |
12 | 13321b39 |
13 | 959bc74 |
14 | 60a727b |
15 | 4005790 |
hex | 2b7831d |
45581085 has 24 divisors (see below), whose sum is σ = 86190624. Its totient is φ = 22099680.
The previous prime is 45581021. The next prime is 45581089. The reversal of 45581085 is 58018554.
It is not a de Polignac number, because 45581085 - 26 = 45581021 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45581089) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45547 + ... + 46536.
It is an arithmetic number, because the mean of its divisors is an integer number (3591276).
Almost surely, 245581085 is an apocalyptic number.
45581085 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
45581085 is a deficient number, since it is larger than the sum of its proper divisors (40609539).
45581085 is a wasteful number, since it uses less digits than its factorization.
45581085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92105 (or 92102 counting only the distinct ones).
The product of its (nonzero) digits is 32000, while the sum is 36.
The square root of 45581085 is about 6751.3765263093. The cubic root of 45581085 is about 357.2137928051.
The spelling of 45581085 in words is "forty-five million, five hundred eighty-one thousand, eighty-five".
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