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10147 = 73139
BaseRepresentation
bin10011110100011
3111220211
42132203
5311042
6114551
741404
oct23643
914824
1010147
117695
125a57
134807
1439ab
153017
hex27a3

10147 has 4 divisors (see below), whose sum is σ = 10360. Its totient is φ = 9936.

The previous prime is 10141. The next prime is 10151. The reversal of 10147 is 74101.

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 10147 - 23 = 10139 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

10147 is a lucky number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (10141) 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, 4 + ... + 142.

It is an arithmetic number, because the mean of its divisors is an integer number (2590).

210147 is an apocalyptic number.

10147 is a deficient number, since it is larger than the sum of its proper divisors (213).

10147 is an equidigital number, since it uses as much as digits as its factorization.

10147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212.

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 10147 is about 100.7323185477. The cubic root of 10147 is about 21.6494011039.

Adding to 10147 its reverse (74101), we get a palindrome (84248).

The spelling of 10147 in words is "ten thousand, one hundred forty-seven", and thus it is an iban number.

Divisors: 1 73 139 10147