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20003300350 = 25211208117477
BaseRepresentation
bin10010101000010010…
…100010001111111110
31220122001201221110221
4102220102202033332
5311431321102400
613104524051554
71305462150625
oct225022421776
956561657427
1020003300350
118535383690
123a63093bba
131b6a291bc7
14d7a9046bc
157c11bdc1a
hex4a84a23fe

20003300350 has 48 divisors (see below), whose sum is σ = 40610342736. Its totient is φ = 7270016000.

The previous prime is 20003300329. The next prime is 20003300381. The reversal of 20003300350 is 5300330002.

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 23 ways as a sum of consecutive naturals, for example, 1135812 + ... + 1153288.

It is an arithmetic number, because the mean of its divisors is an integer number (846048807).

Almost surely, 220003300350 is an apocalyptic number.

20003300350 is an abundant number, since it is smaller than the sum of its proper divisors (20607042386).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20003300350 is a wasteful number, since it uses less digits than its factorization.

20003300350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19581 (or 19576 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 16.

Adding to 20003300350 its reverse (5300330002), we get a palindrome (25303630352).

The spelling of 20003300350 in words is "twenty billion, three million, three hundred thousand, three hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 2081 4162 10405 17477 20810 22891 34954 45782 52025 87385 104050 114455 174770 192247 228910 384494 436925 572275 873850 961235 1144550 1922470 4806175 9612350 36369637 72739274 181848185 363696370 400066007 800132014 909240925 1818481850 2000330035 4000660070 10001650175 20003300350