Search a number
-
+
107147 = 109983
BaseRepresentation
bin11010001010001011
312102222102
4122022023
511412042
62144015
7624245
oct321213
9172872
10107147
1173557
125200b
1339a01
142b095
1521b32
hex1a28b

107147 has 4 divisors (see below), whose sum is σ = 108240. Its totient is φ = 106056.

The previous prime is 107137. The next prime is 107171. The reversal of 107147 is 741701.

107147 is nontrivially palindromic in base 2.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 741701 = 4871523.

It is a cyclic number.

It is not a de Polignac number, because 107147 - 210 = 106123 is a prime.

It is a super-2 number, since 2×1071472 = 22960959218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383 + ... + 600.

It is an arithmetic number, because the mean of its divisors is an integer number (27060).

2107147 is an apocalyptic number.

107147 is a deficient number, since it is larger than the sum of its proper divisors (1093).

107147 is an equidigital number, since it uses as much as digits as its factorization.

107147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 107147 is about 327.3331636116. Note that the first 3 decimals coincide. The cubic root of 107147 is about 47.4963247387.

Adding to 107147 its reverse (741701), we get a palindrome (848848).

The spelling of 107147 in words is "one hundred seven thousand, one hundred forty-seven", and thus it is an iban number.

Divisors: 1 109 983 107147