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199832992 = 2517336097
BaseRepresentation
bin10111110100100…
…11010110100000
3111221000120022221
423322103112200
5402124123432
631455040424
74644360322
oct1372232640
9457016287
10199832992
11a2889537
1256b10114
1332529298
141c77b612
1512824b97
hexbe935a0

199832992 has 24 divisors (see below), whose sum is σ = 395706276. Its totient is φ = 99336192.

The previous prime is 199832959. The next prime is 199833001. The reversal of 199832992 is 299238991.

199832992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 199261456 + 571536 = 14116^2 + 756^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12513 + ... + 23584.

Almost surely, 2199832992 is an apocalyptic number.

It is an amenable number.

199832992 is a deficient number, since it is larger than the sum of its proper divisors (195873284).

199832992 is a wasteful number, since it uses less digits than its factorization.

199832992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36280 (or 36272 counting only the distinct ones).

The product of its digits is 629856, while the sum is 52.

The square root of 199832992 is about 14136.2297661010. The cubic root of 199832992 is about 584.6407241947.

The spelling of 199832992 in words is "one hundred ninety-nine million, eight hundred thirty-two thousand, nine hundred ninety-two".

Divisors: 1 2 4 8 16 32 173 346 692 1384 2768 5536 36097 72194 144388 288776 577552 1155104 6244781 12489562 24979124 49958248 99916496 199832992