Base | Representation |
---|---|
bin | 10010111010000110… |
… | …000110010010110010 |
3 | 1221101212211222112010 |
4 | 102322012012102302 |
5 | 313034304430002 |
6 | 13154314543350 |
7 | 1316050256562 |
oct | 227206062262 |
9 | 57355758463 |
10 | 20302030002 |
11 | 8678a6a6a1 |
12 | 3b27137b56 |
13 | 1bb7136707 |
14 | da8466da2 |
15 | 7dc52b46c |
hex | 4ba1864b2 |
20302030002 has 8 divisors (see below), whose sum is σ = 40604060016. Its totient is φ = 6767343332.
The previous prime is 20302029931. The next prime is 20302030027. The reversal of 20302030002 is 20003020302.
It is a sphenic number, since it is the product of 3 distinct primes.
20302030002 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 20302030002.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1691835828 + ... + 1691835839.
It is an arithmetic number, because the mean of its divisors is an integer number (5075507502).
Almost surely, 220302030002 is an apocalyptic number.
20302030002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20302030002 is a wasteful number, since it uses less digits than its factorization.
20302030002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3383671672.
The product of its (nonzero) digits is 72, while the sum is 12.
Adding to 20302030002 its reverse (20003020302), we get a palindrome (40305050304).
The spelling of 20302030002 in words is "twenty billion, three hundred two million, thirty thousand, two".
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