Base | Representation |
---|---|
bin | 10000001000101… |
… | …010010101100101 |
3 | 200212101021211221 |
4 | 100020222111211 |
5 | 1023300043041 |
6 | 42510100341 |
7 | 6464651245 |
oct | 2010522545 |
9 | 625337757 |
10 | 270706021 |
11 | 129896493 |
12 | 767aa6b1 |
13 | 441122a1 |
14 | 27d49b25 |
15 | 18b742d1 |
hex | 1022a565 |
270706021 has 4 divisors (see below), whose sum is σ = 282475872. Its totient is φ = 258936172.
The previous prime is 270706013. The next prime is 270706069. The reversal of 270706021 is 120607072.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 270706021 - 23 = 270706013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (270706001) 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 in 3 ways as a sum of consecutive naturals, for example, 5884891 + ... + 5884936.
It is an arithmetic number, because the mean of its divisors is an integer number (70618968).
Almost surely, 2270706021 is an apocalyptic number.
It is an amenable number.
270706021 is a deficient number, since it is larger than the sum of its proper divisors (11769851).
270706021 is a wasteful number, since it uses less digits than its factorization.
270706021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11769850.
The product of its (nonzero) digits is 1176, while the sum is 25.
The square root of 270706021 is about 16453.1462340794. The cubic root of 270706021 is about 646.8932782096.
The spelling of 270706021 in words is "two hundred seventy million, seven hundred six thousand, twenty-one".
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