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200132006687 = 821243766147
BaseRepresentation
bin1011101001100011001…
…1000001001100011111
3201010120112200022121222
42322120303001030133
511234332243203222
6231534523243555
720313312663104
oct2723063011437
9633515608558
10200132006687
117796a333838
12329539795bb
1315b4578b142
149987844aab
155314d4c542
hex2e98cc131f

200132006687 has 4 divisors (see below), whose sum is σ = 200375773656. Its totient is φ = 199888239720.

The previous prime is 200132006681. The next prime is 200132006719. The reversal of 200132006687 is 786600231002.

It is a happy number.

200132006687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200132006687 - 228 = 199863571231 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 (200132006681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121882253 + ... + 121883894.

It is an arithmetic number, because the mean of its divisors is an integer number (50093943414).

Almost surely, 2200132006687 is an apocalyptic number.

200132006687 is a deficient number, since it is larger than the sum of its proper divisors (243766969).

200132006687 is an equidigital number, since it uses as much as digits as its factorization.

200132006687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243766968.

The product of its (nonzero) digits is 24192, while the sum is 35.

Adding to 200132006687 its reverse (786600231002), we get a palindrome (986732237689).

The spelling of 200132006687 in words is "two hundred billion, one hundred thirty-two million, six thousand, six hundred eighty-seven".

Divisors: 1 821 243766147 200132006687