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2020199982 = 23359937883
BaseRepresentation
bin111100001101001…
…1100111000101110
312012210100210101120
41320122130320232
513114132344412
6532243521410
7101030262603
oct17032347056
95183323346
102020199982
11947394169
12484689266
132626ca808
141524366aa
15bc552b8c
hex7869ce2e

2020199982 has 16 divisors (see below), whose sum is σ = 4051658880. Its totient is φ = 671523512.

The previous prime is 2020199977. The next prime is 2020200031. The reversal of 2020199982 is 2899910202.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 466788 + ... + 471095.

It is an arithmetic number, because the mean of its divisors is an integer number (253228680).

Almost surely, 22020199982 is an apocalyptic number.

2020199982 is an abundant number, since it is smaller than the sum of its proper divisors (2031458898).

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

2020199982 is a wasteful number, since it uses less digits than its factorization.

2020199982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938247.

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 2020199982 is about 44946.6348239776. The cubic root of 2020199982 is about 1264.1485794304.

The spelling of 2020199982 in words is "two billion, twenty million, one hundred ninety-nine thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 359 718 1077 2154 937883 1875766 2813649 5627298 336699997 673399994 1010099991 2020199982