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5981185 = 57224413
BaseRepresentation
bin10110110100010000000001
3102020212122101
4112310100001
53012344220
6332110401
7101560600
oct26642001
912225571
105981185
113415831
122005401
131315582
14b19a37
157d230a
hex5b4401

5981185 has 12 divisors (see below), whose sum is σ = 8349588. Its totient is φ = 4101216.

The previous prime is 5981179. The next prime is 5981189. The reversal of 5981185 is 5811895.

It can be written as a sum of positive squares in 2 ways, for example, as 1658944 + 4322241 = 1288^2 + 2079^2 .

It is not a de Polignac number, because 5981185 - 23 = 5981177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5981189) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11962 + ... + 12451.

It is an arithmetic number, because the mean of its divisors is an integer number (695799).

Almost surely, 25981185 is an apocalyptic number.

It is an amenable number.

5981185 is a deficient number, since it is larger than the sum of its proper divisors (2368403).

5981185 is a wasteful number, since it uses less digits than its factorization.

5981185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24432 (or 24425 counting only the distinct ones).

The product of its digits is 14400, while the sum is 37.

The square root of 5981185 is about 2445.6461313935. The cubic root of 5981185 is about 181.5219208195.

Subtracting from 5981185 its product of digits (14400), we obtain a triangular number (5966785 = T3454).

The spelling of 5981185 in words is "five million, nine hundred eighty-one thousand, one hundred eighty-five".

Divisors: 1 5 7 35 49 245 24413 122065 170891 854455 1196237 5981185