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2000199999 = 3795247619
BaseRepresentation
bin111011100111000…
…1010000100111111
312011101201200120110
41313032022010333
513044022344444
6530251121103
7100365263610
oct16716120477
95141650513
102000199999
11937073956
12479a43193
1325b5173c5
1414d90bc07
15ba901cb9
hex7738a13f

2000199999 has 8 divisors (see below), whose sum is σ = 3047923840. Its totient is φ = 1142971416.

The previous prime is 2000199979. The next prime is 2000200003. The reversal of 2000199999 is 9999910002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2000199999 - 25 = 2000199967 is a prime.

It is a Duffinian number.

2000199999 is a modest number, since divided by 99999 gives 20001 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000199979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47623789 + ... + 47623830.

It is an arithmetic number, because the mean of its divisors is an integer number (380990480).

Almost surely, 22000199999 is an apocalyptic number.

2000199999 is a deficient number, since it is larger than the sum of its proper divisors (1047723841).

2000199999 is an equidigital number, since it uses as much as digits as its factorization.

2000199999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95247629.

The product of its (nonzero) digits is 118098, while the sum is 48.

The square root of 2000199999 is about 44723.5955508946. The cubic root of 2000199999 is about 1259.9630456534.

The spelling of 2000199999 in words is "two billion, one hundred ninety-nine thousand, nine hundred ninety-nine".

Divisors: 1 3 7 21 95247619 285742857 666733333 2000199999