Base | Representation |
---|---|
bin | 10010111010000111… |
… | …010010011101111100 |
3 | 1221101220102211112001 |
4 | 102322013102131330 |
5 | 313034344421022 |
6 | 13154325352044 |
7 | 1316053026331 |
oct | 227207223574 |
9 | 57356384461 |
10 | 20302342012 |
11 | 8679163057 |
12 | 3b27268624 |
13 | 1bb7215734 |
14 | da8508988 |
15 | 7dc58db27 |
hex | 4ba1d277c |
20302342012 has 6 divisors (see below), whose sum is σ = 35529098528. Its totient is φ = 10151171004.
The previous prime is 20302342001. The next prime is 20302342013. The reversal of 20302342012 is 21024320302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20302342013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2537792748 + ... + 2537792755.
Almost surely, 220302342012 is an apocalyptic number.
It is an amenable number.
20302342012 is a deficient number, since it is larger than the sum of its proper divisors (15226756516).
20302342012 is a wasteful number, since it uses less digits than its factorization.
20302342012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5075585507 (or 5075585505 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 20302342012 its reverse (21024320302), we get a palindrome (41326662314).
The spelling of 20302342012 in words is "twenty billion, three hundred two million, three hundred forty-two thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •