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7214085 = 325160313
BaseRepresentation
bin11011100001010000000101
3111120111212100
4123201100011
53321322320
6414342313
7115214214
oct33412005
914514770
107214085
11408805a
1224ba999
1316577b8
14d5b07b
15977790
hex6e1405

7214085 has 12 divisors (see below), whose sum is σ = 12504492. Its totient is φ = 3847488.

The previous prime is 7214063. The next prime is 7214099. The reversal of 7214085 is 5804127.

It can be written as a sum of positive squares in 2 ways, for example, as 4955076 + 2259009 = 2226^2 + 1503^2 .

It is not a de Polignac number, because 7214085 - 210 = 7213061 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80112 + ... + 80201.

It is an arithmetic number, because the mean of its divisors is an integer number (1042041).

Almost surely, 27214085 is an apocalyptic number.

It is an amenable number.

7214085 is a deficient number, since it is larger than the sum of its proper divisors (5290407).

7214085 is a wasteful number, since it uses less digits than its factorization.

7214085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160324 (or 160321 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 7214085 is about 2685.9048754563. The cubic root of 7214085 is about 193.2237108098.

The spelling of 7214085 in words is "seven million, two hundred fourteen thousand, eighty-five".

Divisors: 1 3 5 9 15 45 160313 480939 801565 1442817 2404695 7214085