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216085295 = 552382633
BaseRepresentation
bin11001110000100…
…11001100101111
3120001121021022002
430320103030233
5420304212140
633235242515
75232460166
oct1470231457
9501537262
10216085295
11100a7a098
126044943b
13359c992a
14209ac3dd
1513e85415
hexce1332f

216085295 has 8 divisors (see below), whose sum is σ = 259801296. Its totient is φ = 172535616.

The previous prime is 216085237. The next prime is 216085297. The reversal of 216085295 is 592580612.

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 216085295 - 224 = 199308079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216085297) 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, 38702 + ... + 43931.

It is an arithmetic number, because the mean of its divisors is an integer number (32475162).

Almost surely, 2216085295 is an apocalyptic number.

216085295 is a deficient number, since it is larger than the sum of its proper divisors (43716001).

216085295 is an equidigital number, since it uses as much as digits as its factorization.

216085295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83161.

The product of its (nonzero) digits is 43200, while the sum is 38.

The square root of 216085295 is about 14699.8399651153. The cubic root of 216085295 is about 600.0789664586.

The spelling of 216085295 in words is "two hundred sixteen million, eighty-five thousand, two hundred ninety-five".

Divisors: 1 5 523 2615 82633 413165 43217059 216085295