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198116200650 = 23521320774671
BaseRepresentation
bin1011100010000010100…
…1010101000011001010
3200221101001120202121010
42320200221111003022
511221220221410100
6231002513424350
720212334630424
oct2704051250312
9627331522533
10198116200650
1177025480935
123249086b0b6
13158b3c6b5c4
149835c33814
155247db6750
hex2e20a550ca

198116200650 has 24 divisors (see below), whose sum is σ = 491328177984. Its totient is φ = 52830986800.

The previous prime is 198116200627. The next prime is 198116200679. The reversal of 198116200650 is 56002611891.

It is a junction number, because it is equal to n+sod(n) for n = 198116200599 and 198116200608.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 660387186 + ... + 660387485.

It is an arithmetic number, because the mean of its divisors is an integer number (20472007416).

Almost surely, 2198116200650 is an apocalyptic number.

198116200650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198116200650 is an abundant number, since it is smaller than the sum of its proper divisors (293211977334).

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

198116200650 is a wasteful number, since it uses less digits than its factorization.

198116200650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320774686 (or 1320774681 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 39.

The spelling of 198116200650 in words is "one hundred ninety-eight billion, one hundred sixteen million, two hundred thousand, six hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 150 1320774671 2641549342 3962324013 6603873355 7924648026 13207746710 19811620065 33019366775 39623240130 66038733550 99058100325 198116200650