Base | Representation |
---|---|
bin | 111100110011000… |
… | …111000101000000 |
3 | 2122002100221212220 |
4 | 330303013011000 |
5 | 4042112000141 |
6 | 245114451040 |
7 | 34164060114 |
oct | 7463070500 |
9 | 2562327786 |
10 | 1020031296 |
11 | 483865679 |
12 | 245733a80 |
13 | 13343191b |
14 | 99683744 |
15 | 5e83b766 |
hex | 3ccc7140 |
1020031296 has 28 divisors (see below), whose sum is σ = 2698833312. Its totient is φ = 340010368.
The previous prime is 1020031291. The next prime is 1020031303. The reversal of 1020031296 is 6921300201.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1020031291) 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, 2656140 + ... + 2656523.
It is an arithmetic number, because the mean of its divisors is an integer number (96386904).
Almost surely, 21020031296 is an apocalyptic number.
1020031296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
1020031296 is an abundant number, since it is smaller than the sum of its proper divisors (1678802016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020031296 is an equidigital number, since it uses as much as digits as its factorization.
1020031296 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5312678 (or 5312668 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 24.
The square root of 1020031296 is about 31937.9287994698. The cubic root of 1020031296 is about 1006.6330046392.
Adding to 1020031296 its reverse (6921300201), we get a palindrome (7941331497).
The spelling of 1020031296 in words is "one billion, twenty million, thirty-one thousand, two hundred ninety-six".
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