Base | Representation |
---|---|
bin | 1010101111011… |
… | …1110010000001 |
3 | 10010210000222121 |
4 | 2223313302001 |
5 | 43013230410 |
6 | 4245404241 |
7 | 1054650664 |
oct | 253676201 |
9 | 103700877 |
10 | 45055105 |
11 | 23483627 |
12 | 13109681 |
13 | 9446734 |
14 | 5dab6db |
15 | 3e4e9da |
hex | 2af7c81 |
45055105 has 16 divisors (see below), whose sum is σ = 55657728. Its totient is φ = 34992000.
The previous prime is 45055103. The next prime is 45055123. The reversal of 45055105 is 50155054.
It is not a de Polignac number, because 45055105 - 21 = 45055103 is a prime.
It is a super-2 number, since 2×450551052 = 4059924973122050, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 45055105.
It is not an unprimeable number, because it can be changed into a prime (45055103) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55150 + ... + 55960.
It is an arithmetic number, because the mean of its divisors is an integer number (3478608).
Almost surely, 245055105 is an apocalyptic number.
It is an amenable number.
45055105 is a deficient number, since it is larger than the sum of its proper divisors (10602623).
45055105 is a wasteful number, since it uses less digits than its factorization.
45055105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1128.
The product of its (nonzero) digits is 2500, while the sum is 25.
The square root of 45055105 is about 6712.3099600659. The cubic root of 45055105 is about 355.8344583413.
It can be divided in two parts, 450 and 55105, that added together give a palindrome (55555).
The spelling of 45055105 in words is "forty-five million, fifty-five thousand, one hundred five".
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