Search a number
-
+
214608017 = 1317971077
BaseRepresentation
bin11001100101010…
…10100010010001
3112221211012212002
430302222202101
5414414424032
633143443345
75214065231
oct1462524221
9487735762
10214608017
111001601a8
125ba56555
13356003c0
1420705cc1
1513c92862
hexccaa891

214608017 has 8 divisors (see below), whose sum is σ = 244711656. Its totient is φ = 186446592.

The previous prime is 214608011. The next prime is 214608047. The reversal of 214608017 is 710806412.

It can be written as a sum of positive squares in 4 ways, for example, as 2876416 + 211731601 = 1696^2 + 14551^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 214608017 - 216 = 214542481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214608011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485318 + ... + 485759.

It is an arithmetic number, because the mean of its divisors is an integer number (30588957).

Almost surely, 2214608017 is an apocalyptic number.

It is an amenable number.

214608017 is a deficient number, since it is larger than the sum of its proper divisors (30103639).

214608017 is a wasteful number, since it uses less digits than its factorization.

214608017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971107.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 214608017 is about 14649.5056913194. The cubic root of 214608017 is about 598.7083482401.

The spelling of 214608017 in words is "two hundred fourteen million, six hundred eight thousand, seventeen".

Divisors: 1 13 17 221 971077 12624001 16508309 214608017