Base | Representation |
---|---|
bin | 10000101111110101… |
… | …100011000101111100 |
3 | 1201102020010101100100 |
4 | 100233311203011330 |
5 | 243312000420313 |
6 | 12132214001100 |
7 | 1204423116156 |
oct | 205765430574 |
9 | 51366111310 |
10 | 17982435708 |
11 | 7698686116 |
12 | 359a346190 |
13 | 19076c0a03 |
14 | c28377ad6 |
15 | 703a89173 |
hex | 42fd6317c |
17982435708 has 36 divisors (see below), whose sum is σ = 46200780808. Its totient is φ = 5895879840.
The previous prime is 17982435707. The next prime is 17982435733. The reversal of 17982435708 is 80753428971.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×179824357082 (a number of 21 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (17982435707) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 4092166 + ... + 4096557.
Almost surely, 217982435708 is an apocalyptic number.
17982435708 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
17982435708 is an abundant number, since it is smaller than the sum of its proper divisors (28218345100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
17982435708 is a wasteful number, since it uses less digits than its factorization.
17982435708 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8188794 (or 8188789 counting only the distinct ones).
The product of its (nonzero) digits is 3386880, while the sum is 54.
The spelling of 17982435708 in words is "seventeen billion, nine hundred eighty-two million, four hundred thirty-five thousand, seven hundred eight".
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