Base | Representation |
---|---|
bin | 1101001111101110101… |
… | …00010010001010001010 |
3 | 1121111202011011222000112 |
4 | 12213313110102022022 |
5 | 24424041414340230 |
6 | 545025111234322 |
7 | 44611214305124 |
oct | 6476724221212 |
9 | 1544664158015 |
10 | 455120855690 |
11 | 166019949096 |
12 | 742570789a2 |
13 | 33bc12a3197 |
14 | 18056a54214 |
15 | bc8ab18d95 |
hex | 69f751228a |
455120855690 has 16 divisors (see below), whose sum is σ = 847466421480. Its totient is φ = 175770813120.
The previous prime is 455120855689. The next prime is 455120855711. The reversal of 455120855690 is 96558021554.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 224477911681 + 230642944009 = 473791^2 + 480253^2 .
It is a super-2 number, since 2×4551208556902 (a number of 24 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 784690841 + ... + 784691420.
Almost surely, 2455120855690 is an apocalyptic number.
455120855690 is a deficient number, since it is larger than the sum of its proper divisors (392345565790).
455120855690 is a wasteful number, since it uses less digits than its factorization.
455120855690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1569382297.
The product of its (nonzero) digits is 2160000, while the sum is 50.
The spelling of 455120855690 in words is "four hundred fifty-five billion, one hundred twenty million, eight hundred fifty-five thousand, six hundred ninety".
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