Base | Representation |
---|---|
bin | 111100110011001… |
… | …001110000111101 |
3 | 2122002101111222111 |
4 | 330303021300331 |
5 | 4042112323201 |
6 | 245115014021 |
7 | 34164134155 |
oct | 7463116075 |
9 | 2562344874 |
10 | 1020042301 |
11 | 483872973 |
12 | 24573a311 |
13 | 133436935 |
14 | 99687765 |
15 | 5e83eb51 |
hex | 3ccc9c3d |
1020042301 has 4 divisors (see below), whose sum is σ = 1020655872. Its totient is φ = 1019428732.
The previous prime is 1020042277. The next prime is 1020042311. The reversal of 1020042301 is 1032400201.
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 1020042301 - 213 = 1020034109 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 (1020042311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304285 + ... + 307618.
It is an arithmetic number, because the mean of its divisors is an integer number (255163968).
Almost surely, 21020042301 is an apocalyptic number.
It is an amenable number.
1020042301 is a deficient number, since it is larger than the sum of its proper divisors (613571).
1020042301 is an equidigital number, since it uses as much as digits as its factorization.
1020042301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 613570.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 1020042301 is about 31938.1010863201. The cubic root of 1020042301 is about 1006.6366247753.
Adding to 1020042301 its reverse (1032400201), we get a palindrome (2052442502).
The spelling of 1020042301 in words is "one billion, twenty million, forty-two thousand, three hundred one".
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