Base | Representation |
---|---|
bin | 10000000111110… |
… | …101111001101101 |
3 | 200211222101020021 |
4 | 100013311321231 |
5 | 1023221204440 |
6 | 42501322141 |
7 | 6463065133 |
oct | 2007657155 |
9 | 624871207 |
10 | 270491245 |
11 | 12975a092 |
12 | 76706351 |
13 | 440685bb |
14 | 27cd1753 |
15 | 18b3084a |
hex | 101f5e6d |
270491245 has 4 divisors (see below), whose sum is σ = 324589500. Its totient is φ = 216392992.
The previous prime is 270491197. The next prime is 270491257. The reversal of 270491245 is 542194072.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 143185156 + 127306089 = 11966^2 + 11283^2 .
It is a cyclic number.
It is not a de Polignac number, because 270491245 - 217 = 270360173 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 270491245.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27049120 + ... + 27049129.
It is an arithmetic number, because the mean of its divisors is an integer number (81147375).
Almost surely, 2270491245 is an apocalyptic number.
It is an amenable number.
270491245 is a deficient number, since it is larger than the sum of its proper divisors (54098255).
270491245 is an equidigital number, since it uses as much as digits as its factorization.
270491245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54098254.
The product of its (nonzero) digits is 20160, while the sum is 34.
The square root of 270491245 is about 16446.6180414090. The cubic root of 270491245 is about 646.7221529544.
The spelling of 270491245 in words is "two hundred seventy million, four hundred ninety-one thousand, two hundred forty-five".
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