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20010033013412 = 2213384808327181
BaseRepresentation
bin1001000110010111100101…
…11010001110001010100100
32121211221101121100101200002
410203023302322032022210
510110321021422412122
6110320252100240432
74133451162152561
oct443136272161244
977757347311602
1020010033013412
116415230a80562
1222b20b36a0118
13b21c26a8c970
144d26c2935868
1524a790ab5992
hex1232f2e8e2a4

20010033013412 has 12 divisors (see below), whose sum is σ = 37711216063836. Its totient is φ = 9235399852320.

The previous prime is 20010033013391. The next prime is 20010033013423. The reversal of 20010033013412 is 21431033001002.

It can be written as a sum of positive squares in 2 ways, for example, as 11317949294656 + 8692083718756 = 3364216^2 + 2948234^2 .

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, 192404163539 + ... + 192404163642.

It is an arithmetic number, because the mean of its divisors is an integer number (3142601338653).

Almost surely, 220010033013412 is an apocalyptic number.

It is an amenable number.

20010033013412 is a deficient number, since it is larger than the sum of its proper divisors (17701183050424).

20010033013412 is a wasteful number, since it uses less digits than its factorization.

20010033013412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384808327198 (or 384808327196 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20010033013412 its reverse (21431033001002), we get a palindrome (41441066014414).

The spelling of 20010033013412 in words is "twenty trillion, ten billion, thirty-three million, thirteen thousand, four hundred twelve".

Divisors: 1 2 4 13 26 52 384808327181 769616654362 1539233308724 5002508253353 10005016506706 20010033013412