Base | Representation |
---|---|
bin | 10001100001101… |
… | …11011011000001 |
3 | 101020122210000111 |
4 | 20300313123001 |
5 | 300114341044 |
6 | 22331151321 |
7 | 3433500016 |
oct | 1060673301 |
9 | 336583014 |
10 | 147027649 |
11 | 75aa205a |
12 | 412a5541 |
13 | 245cb012 |
14 | 1575370d |
15 | cd93b34 |
hex | 8c376c1 |
147027649 has 4 divisors (see below), whose sum is σ = 147052080. Its totient is φ = 147003220.
The previous prime is 147027631. The next prime is 147027689. The reversal of 147027649 is 946720741.
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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 946720741 = 1033 ⋅916477.
It is a cyclic number.
It is not a de Polignac number, because 147027649 - 217 = 146896577 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (147027689) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3894 + ... + 17584.
It is an arithmetic number, because the mean of its divisors is an integer number (36763020).
Almost surely, 2147027649 is an apocalyptic number.
It is an amenable number.
147027649 is a deficient number, since it is larger than the sum of its proper divisors (24431).
147027649 is a wasteful number, since it uses less digits than its factorization.
147027649 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24430.
The product of its (nonzero) digits is 84672, while the sum is 40.
The square root of 147027649 is about 12125.4958249137. The cubic root of 147027649 is about 527.7962954348.
The spelling of 147027649 in words is "one hundred forty-seven million, twenty-seven thousand, six hundred forty-nine".
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