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800000055050 = 25273335368531
BaseRepresentation
bin10111010010000111011…
…10000001011100001010
32211110221101020112111112
423221003232001130022
5101101400003230200
61411303121330322
7111540514161350
oct13510356013412
92743841215445
10800000055050
112893071a2099
1210b0664969a2
135a593c98751
142aa1237b7d0
1515c23303535
hexba43b8170a

800000055050 has 48 divisors (see below), whose sum is σ = 1700647348032. Its totient is φ = 274273507200.

The previous prime is 800000055037. The next prime is 800000055077. The reversal of 800000055050 is 50550000008.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11639285 + ... + 11707815.

It is an arithmetic number, because the mean of its divisors is an integer number (35430153084).

Almost surely, 2800000055050 is an apocalyptic number.

800000055050 is an abundant number, since it is smaller than the sum of its proper divisors (900647292982).

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

800000055050 is a wasteful number, since it uses less digits than its factorization.

800000055050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101903 (or 101898 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

Adding to 800000055050 its reverse (50550000008), we get a palindrome (850550055058).

The spelling of 800000055050 in words is "eight hundred billion, fifty-five thousand, fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 175 350 33353 66706 68531 137062 166765 233471 333530 342655 466942 479717 685310 833825 959434 1167355 1667650 1713275 2334710 2398585 3426550 4797170 5836775 11673550 11992925 23985850 2285714443 4571428886 11428572215 16000001101 22857144430 32000002202 57142861075 80000005505 114285722150 160000011010 400000027525 800000055050