Base | Representation |
---|---|
bin | 111100110011000… |
… | …110110111011000 |
3 | 2122002100220200121 |
4 | 330303012313120 |
5 | 4042111433144 |
6 | 245114443024 |
7 | 34164054430 |
oct | 7463066730 |
9 | 2562326617 |
10 | 1020030424 |
11 | 483864a56 |
12 | 245733474 |
13 | 1334313ca |
14 | 996832c0 |
15 | 5e83b384 |
hex | 3ccc6dd8 |
1020030424 has 64 divisors (see below), whose sum is σ = 2232921600. Its totient is φ = 427832064.
The previous prime is 1020030397. The next prime is 1020030433. The reversal of 1020030424 is 4240300201.
It is a junction number, because it is equal to n+sod(n) for n = 1020030398 and 1020030407.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 512359 + ... + 514345.
It is an arithmetic number, because the mean of its divisors is an integer number (34889400).
Almost surely, 21020030424 is an apocalyptic number.
1020030424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1020030424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1116460800).
1020030424 is an abundant number, since it is smaller than the sum of its proper divisors (1212891176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020030424 is a wasteful number, since it uses less digits than its factorization.
1020030424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2192 (or 2188 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 1020030424 is about 31937.9151479867. The cubic root of 1020030424 is about 1006.6327177904.
Adding to 1020030424 its reverse (4240300201), we get a palindrome (5260330625).
The spelling of 1020030424 in words is "one billion, twenty million, thirty thousand, four hundred twenty-four".
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