Search a number
-
+
210104 = 2326263
BaseRepresentation
bin110011010010111000
3101200012122
4303102320
523210404
64300412
71533356
oct632270
9350178
10210104
11133944
12a1708
137482b
14567d6
15423be
hex334b8

210104 has 8 divisors (see below), whose sum is σ = 393960. Its totient is φ = 105048.

The previous prime is 210101. The next prime is 210109. The reversal of 210104 is 401012.

210104 = 1072 + 1082 + ... + 1222.

210104 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a Harshad number since it is a multiple of its sum of digits (8), and also a Moran number because the ratio is a prime number: 26263 = 210104 / (2 + 1 + 0 + 1 + 0 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 210091 and 210100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13124 + ... + 13139.

It is an arithmetic number, because the mean of its divisors is an integer number (49245).

2210104 is an apocalyptic number.

It is an amenable number.

210104 is a deficient number, since it is larger than the sum of its proper divisors (183856).

210104 is a wasteful number, since it uses less digits than its factorization.

210104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26269 (or 26265 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 210104 is about 458.3710287529. The cubic root of 210104 is about 59.4490300969.

Adding to 210104 its reverse (401012), we get a palindrome (611116).

The spelling of 210104 in words is "two hundred ten thousand, one hundred four", and thus it is an iban number.

Divisors: 1 2 4 8 26263 52526 105052 210104