Base | Representation |
---|---|
bin | 10010111010000010… |
… | …010010001110100000 |
3 | 1221101210222012012021 |
4 | 102322002102032200 |
5 | 313034030432204 |
6 | 13154241311224 |
7 | 1316035624162 |
oct | 227202221640 |
9 | 57353865167 |
10 | 20301030304 |
11 | 86784475a5 |
12 | 3b26935514 |
13 | 1bb6b76689 |
14 | da8286932 |
15 | 7dc3d0154 |
hex | 4ba0923a0 |
20301030304 has 12 divisors (see below), whose sum is σ = 39967653474. Its totient is φ = 10150515136.
The previous prime is 20301030289. The next prime is 20301030313. The reversal of 20301030304 is 40303010302.
It can be written as a sum of positive squares in only one way, i.e., 18994352400 + 1306677904 = 137820^2 + 36148^2 .
It is a Harshad number since it is a multiple of its sum of digits (16).
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 317203567 + ... + 317203630.
Almost surely, 220301030304 is an apocalyptic number.
It is an amenable number.
20301030304 is a deficient number, since it is larger than the sum of its proper divisors (19666623170).
20301030304 is an equidigital number, since it uses as much as digits as its factorization.
20301030304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 634407207 (or 634407199 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 20301030304 its reverse (40303010302), we get a palindrome (60604040606).
The spelling of 20301030304 in words is "twenty billion, three hundred one million, thirty thousand, three hundred four".
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