Search a number
-
+
6811104 = 25370949
BaseRepresentation
bin11001111110110111100000
3110211001002010
4121332313200
53220423404
6401552520
7111615306
oct31766740
913731063
106811104
113932313
122345740
131546251
14c94276
158e8189
hex67ede0

6811104 has 24 divisors (see below), whose sum is σ = 17879400. Its totient is φ = 2270336.

The previous prime is 6811097. The next prime is 6811109. The reversal of 6811104 is 4011186.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×68111042 = 92782275397632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6811109) 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, 35379 + ... + 35570.

It is an arithmetic number, because the mean of its divisors is an integer number (744975).

Almost surely, 26811104 is an apocalyptic number.

It is an amenable number.

6811104 is an abundant number, since it is smaller than the sum of its proper divisors (11068296).

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

6811104 is a wasteful number, since it uses less digits than its factorization.

6811104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70962 (or 70954 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

The square root of 6811104 is about 2609.8091884274. The cubic root of 6811104 is about 189.5567135779.

The spelling of 6811104 in words is "six million, eight hundred eleven thousand, one hundred four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 70949 141898 212847 283796 425694 567592 851388 1135184 1702776 2270368 3405552 6811104