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20075483813 = 711464956081
BaseRepresentation
bin10010101100100101…
…111001001010100101
31220211002120020120112
4102230211321022211
5312103310440223
613120023142405
71310326540220
oct225445711245
956732506515
1020075483813
1185720a6140
123a832a4a05
131b7c216508
14d863345b7
157c76cb778
hex4ac9792a5

20075483813 has 16 divisors (see below), whose sum is σ = 25035004800. Its totient is φ = 15639590400.

The previous prime is 20075483801. The next prime is 20075483819. The reversal of 20075483813 is 31838457002.

It is not a de Polignac number, because 20075483813 - 24 = 20075483797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20075483819) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 329933 + ... + 386013.

It is an arithmetic number, because the mean of its divisors is an integer number (1564687800).

Almost surely, 220075483813 is an apocalyptic number.

It is an amenable number.

20075483813 is a deficient number, since it is larger than the sum of its proper divisors (4959520987).

20075483813 is a wasteful number, since it uses less digits than its factorization.

20075483813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60748.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 20075483813 in words is "twenty billion, seventy-five million, four hundred eighty-three thousand, eight hundred thirteen".

Divisors: 1 7 11 77 4649 32543 51139 56081 357973 392567 616891 4318237 260720569 1825043983 2867926259 20075483813