Base | Representation |
---|---|
bin | 1010110000001… |
… | …0110000010111 |
3 | 10010212022122102 |
4 | 2230002300113 |
5 | 43021200210 |
6 | 4250352315 |
7 | 1055226020 |
oct | 254026027 |
9 | 103768572 |
10 | 45100055 |
11 | 23504380 |
12 | 1312b69b |
13 | 9461030 |
14 | 5dbdc47 |
15 | 3e5cea5 |
hex | 2b02c17 |
45100055 has 32 divisors (see below), whose sum is σ = 72672768. Its totient is φ = 25948800.
The previous prime is 45100043. The next prime is 45100063. The reversal of 45100055 is 55000154.
It is not a de Polignac number, because 45100055 - 24 = 45100039 is a prime.
It is a super-2 number, since 2×451000552 = 4068029922006050, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 500 + ... + 9510.
It is an arithmetic number, because the mean of its divisors is an integer number (2271024).
Almost surely, 245100055 is an apocalyptic number.
45100055 is a deficient number, since it is larger than the sum of its proper divisors (27572713).
45100055 is a wasteful number, since it uses less digits than its factorization.
45100055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9047.
The product of its (nonzero) digits is 500, while the sum is 20.
The square root of 45100055 is about 6715.6574510617. The cubic root of 45100055 is about 355.9527537982.
Subtracting 45100055 from its reverse (55000154), we obtain a palindrome (9900099).
The spelling of 45100055 in words is "forty-five million, one hundred thousand, fifty-five".
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