Search a number
-
+
107887 = 1343193
BaseRepresentation
bin11010010101101111
312110222211
4122111233
511423022
62151251
7626353
oct322557
9173884
10107887
117406a
1252527
133a150
142b463
1521e77
hex1a56f

107887 has 8 divisors (see below), whose sum is σ = 119504. Its totient is φ = 96768.

The previous prime is 107881. The next prime is 107897. The reversal of 107887 is 788701.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-107887 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 (107881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463 + ... + 655.

It is an arithmetic number, because the mean of its divisors is an integer number (14938).

2107887 is an apocalyptic number.

107887 is a deficient number, since it is larger than the sum of its proper divisors (11617).

107887 is a wasteful number, since it uses less digits than its factorization.

107887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249.

The product of its (nonzero) digits is 3136, while the sum is 31.

The square root of 107887 is about 328.4615654837. The cubic root of 107887 is about 47.6054168446.

The spelling of 107887 in words is "one hundred seven thousand, eight hundred eighty-seven".

Divisors: 1 13 43 193 559 2509 8299 107887