Base | Representation |
---|---|
bin | 1111110101110001110… |
… | …0110000011011011101 |
3 | 222000102111002122020022 |
4 | 3331130130300123131 |
5 | 13424312244410132 |
6 | 325003331401525 |
7 | 25442506452200 |
oct | 3753434603335 |
9 | 860374078208 |
10 | 272133981917 |
11 | a54585a1496 |
12 | 448a91532a5 |
13 | 1c87b8c1c05 |
14 | d2582ab937 |
15 | 712b0b0e12 |
hex | 3f5c7306dd |
272133981917 has 6 divisors (see below), whose sum is σ = 316564019838. Its totient is φ = 233257698744.
The previous prime is 272133981901. The next prime is 272133981929. The reversal of 272133981917 is 719189331272.
It can be written as a sum of positive squares in only one way, i.e., 223904990596 + 48228991321 = 473186^2 + 219611^2 .
It is not a de Polignac number, because 272133981917 - 24 = 272133981901 is a prime.
It is a super-2 number, since 2×2721339819172 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (272133981017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2776877318 + ... + 2776877415.
It is an arithmetic number, because the mean of its divisors is an integer number (52760669973).
Almost surely, 2272133981917 is an apocalyptic number.
It is an amenable number.
272133981917 is a deficient number, since it is larger than the sum of its proper divisors (44430037921).
272133981917 is an equidigital number, since it uses as much as digits as its factorization.
272133981917 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5553754747 (or 5553754740 counting only the distinct ones).
The product of its digits is 1143072, while the sum is 53.
The spelling of 272133981917 in words is "two hundred seventy-two billion, one hundred thirty-three million, nine hundred eighty-one thousand, nine hundred seventeen".
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