Base | Representation |
---|---|
bin | 10000001000000… |
… | …000111010111101 |
3 | 200212001200010222 |
4 | 100020000322331 |
5 | 1023224131011 |
6 | 42502311125 |
7 | 6463343543 |
oct | 2010007275 |
9 | 625050128 |
10 | 270536381 |
11 | 12978aa95 |
12 | 767284a5 |
13 | 44082ccb |
14 | 27d03d93 |
15 | 18b3dddb |
hex | 10200ebd |
270536381 has 2 divisors, whose sum is σ = 270536382. Its totient is φ = 270536380.
The previous prime is 270536377. The next prime is 270536407. The reversal of 270536381 is 183635072.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 143185156 + 127351225 = 11966^2 + 11285^2 .
It is a cyclic number.
It is not a de Polignac number, because 270536381 - 22 = 270536377 is a prime.
It is a super-2 number, since 2×2705363812 = 146379866889154322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (270536311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135268190 + 135268191.
It is an arithmetic number, because the mean of its divisors is an integer number (135268191).
Almost surely, 2270536381 is an apocalyptic number.
It is an amenable number.
270536381 is a deficient number, since it is larger than the sum of its proper divisors (1).
270536381 is an equidigital number, since it uses as much as digits as its factorization.
270536381 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 30240, while the sum is 35.
The square root of 270536381 is about 16447.9901811741. The cubic root of 270536381 is about 646.7581230990.
The spelling of 270536381 in words is "two hundred seventy million, five hundred thirty-six thousand, three hundred eighty-one".
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