Search a number
-
+
5678071 = 72115879
BaseRepresentation
bin10101101010001111110111
3101200110211221
4111222033313
52423144241
6321411211
766156100
oct25521767
911613757
105678071
113229023
121a99b07
13123a609
14a7b3a7
157725d1
hex56a3f7

5678071 has 6 divisors (see below), whose sum is σ = 6605160. Its totient is φ = 4866876.

The previous prime is 5678069. The next prime is 5678077. The reversal of 5678071 is 1708765.

It is not a de Polignac number, because 5678071 - 21 = 5678069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5678077) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57891 + ... + 57988.

It is an arithmetic number, because the mean of its divisors is an integer number (1100860).

Almost surely, 25678071 is an apocalyptic number.

5678071 is a deficient number, since it is larger than the sum of its proper divisors (927089).

5678071 is a wasteful number, since it uses less digits than its factorization.

5678071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115893 (or 115886 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 5678071 is about 2382.8703279868. The cubic root of 5678071 is about 178.4022276294.

It can be divided in two parts, 56780 and 71, that multiplied together give a triangular number (4031380 = T2839).

The spelling of 5678071 in words is "five million, six hundred seventy-eight thousand, seventy-one".

Divisors: 1 7 49 115879 811153 5678071