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213102 = 23211839
BaseRepresentation
bin110100000001101110
3101211022200
4310001232
523304402
64322330
71545201
oct640156
9354280
10213102
1113611a
12a33a6
1375cc6
1457938
154321c
hex3406e

213102 has 12 divisors (see below), whose sum is σ = 461760. Its totient is φ = 71028.

The previous prime is 213097. The next prime is 213119. The reversal of 213102 is 201312.

It is a happy number.

213102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5902 + ... + 5937.

It is an arithmetic number, because the mean of its divisors is an integer number (38480).

2213102 is an apocalyptic number.

213102 is an abundant number, since it is smaller than the sum of its proper divisors (248658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213102 is a wasteful number, since it uses less digits than its factorization.

213102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11847 (or 11844 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 213102 is about 461.6297217468. The cubic root of 213102 is about 59.7304575948.

Adding to 213102 its reverse (201312), we get a palindrome (414414).

It can be divided in two parts, 21310 and 2, that added together give a palindrome (21312).

The spelling of 213102 in words is "two hundred thirteen thousand, one hundred two".

Divisors: 1 2 3 6 9 18 11839 23678 35517 71034 106551 213102