Base | Representation |
---|---|
bin | 1111110010011010101… |
… | …1111000000000010101 |
3 | 221221002121210221222012 |
4 | 3330212223320000111 |
5 | 13420440341203240 |
6 | 324334030314005 |
7 | 25411244515544 |
oct | 3744653700025 |
9 | 857077727865 |
10 | 271231975445 |
11 | a50354196a2 |
12 | 44697058905 |
13 | 1c766a75182 |
14 | d1b058c15b |
15 | 70c6cd9b65 |
hex | 3f26af8015 |
271231975445 has 32 divisors (see below), whose sum is σ = 347685592320. Its totient is φ = 202411422720.
The previous prime is 271231975379. The next prime is 271231975459. The reversal of 271231975445 is 544579132172.
It is a happy number.
271231975445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 271231975445 - 210 = 271231974421 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 271231975393 and 271231975402.
It is a congruent number.
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 31 ways as a sum of consecutive naturals, for example, 9216224 + ... + 9245606.
It is an arithmetic number, because the mean of its divisors is an integer number (10865174760).
Almost surely, 2271231975445 is an apocalyptic number.
It is an amenable number.
271231975445 is a deficient number, since it is larger than the sum of its proper divisors (76453616875).
271231975445 is a wasteful number, since it uses less digits than its factorization.
271231975445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30365.
The product of its digits is 2116800, while the sum is 50.
The spelling of 271231975445 in words is "two hundred seventy-one billion, two hundred thirty-one million, nine hundred seventy-five thousand, four hundred forty-five".
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