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8102 = 24051
BaseRepresentation
bin1111110100110
3102010002
41332212
5224402
6101302
732423
oct17646
912102
108102
1160a6
124832
1338c3
142d4a
152602
hex1fa6

8102 has 4 divisors (see below), whose sum is σ = 12156. Its totient is φ = 4050.

The previous prime is 8101. The next prime is 8111. The reversal of 8102 is 2018.

8102 is nontrivially palindromic in base 7.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2018 = 21009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2024 + ... + 2027.

It is an arithmetic number, because the mean of its divisors is an integer number (3039).

28102 is an apocalyptic number.

8102 is a deficient number, since it is larger than the sum of its proper divisors (4054).

8102 is a wasteful number, since it uses less digits than its factorization.

8102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4053.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 8102 is about 90.0111104253. The cubic root of 8102 is about 20.0846412873.

Adding to 8102 its product of nonzero digits (16), we get a palindrome (8118).

Subtracting from 8102 its reverse (2018), we obtain a square (6084 = 782).

The spelling of 8102 in words is "eight thousand, one hundred two".

Divisors: 1 2 4051 8102