Base | Representation |
---|---|
bin | 10000000110000… |
… | …010110101101101 |
3 | 200211002102201212 |
4 | 100012002311231 |
5 | 1023111114244 |
6 | 42443244205 |
7 | 6456063113 |
oct | 2006026555 |
9 | 624072655 |
10 | 270019949 |
11 | 129467a91 |
12 | 76519665 |
13 | 43c31c24 |
14 | 27c0bab3 |
15 | 18a8ad9e |
hex | 10182d6d |
270019949 has 2 divisors, whose sum is σ = 270019950. Its totient is φ = 270019948.
The previous prime is 270019927. The next prime is 270019987. The reversal of 270019949 is 949910072.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 269550724 + 469225 = 16418^2 + 685^2 .
It is a cyclic number.
It is not a de Polignac number, because 270019949 - 224 = 253242733 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (270019909) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135009974 + 135009975.
It is an arithmetic number, because the mean of its divisors is an integer number (135009975).
Almost surely, 2270019949 is an apocalyptic number.
It is an amenable number.
270019949 is a deficient number, since it is larger than the sum of its proper divisors (1).
270019949 is an equidigital number, since it uses as much as digits as its factorization.
270019949 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 40824, while the sum is 41.
The square root of 270019949 is about 16432.2837426817. The cubic root of 270019949 is about 646.3463246981.
The spelling of 270019949 in words is "two hundred seventy million, nineteen thousand, nine hundred forty-nine".
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