Base | Representation |
---|---|
bin | 1111110111101111001… |
… | …1100010010011000101 |
3 | 222001210010222111220221 |
4 | 3331323303202103011 |
5 | 13431401433001140 |
6 | 325131443024341 |
7 | 25461525105601 |
oct | 3757363422305 |
9 | 861703874827 |
10 | 272660047045 |
11 | a56a8540a61 |
12 | 44a1536b0b1 |
13 | 1c9338a1c59 |
14 | d2a80ca501 |
15 | 715c37714a |
hex | 3f7bce24c5 |
272660047045 has 16 divisors (see below), whose sum is σ = 327488258160. Its totient is φ = 217930673664.
The previous prime is 272660047027. The next prime is 272660047109. The reversal of 272660047045 is 540740066272.
It can be written as a sum of positive squares in 8 ways, for example, as 21372393249 + 251287653796 = 146193^2 + 501286^2 .
It is a cyclic number.
It is not a de Polignac number, because 272660047045 - 27 = 272660046917 is a prime.
It is a super-2 number, since 2×2726600470452 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 272660046992 and 272660047010.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 38243041 + ... + 38250169.
It is an arithmetic number, because the mean of its divisors is an integer number (20468016135).
Almost surely, 2272660047045 is an apocalyptic number.
It is an amenable number.
272660047045 is a deficient number, since it is larger than the sum of its proper divisors (54828211115).
272660047045 is a wasteful number, since it uses less digits than its factorization.
272660047045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12984.
The product of its (nonzero) digits is 564480, while the sum is 43.
The spelling of 272660047045 in words is "two hundred seventy-two billion, six hundred sixty million, forty-seven thousand, forty-five".
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