Search a number
-
+
228275327 = 7291124509
BaseRepresentation
bin11011001101100…
…11010001111111
3120220112120212202
431212303101333
5431414302302
634352422115
75441210510
oct1546632177
9526476782
10228275327
111079456a5
126454793b
13383a7277
1422462a07
1515092202
hexd9b347f

228275327 has 8 divisors (see below), whose sum is σ = 269882400. Its totient is φ = 188917344.

The previous prime is 228275323. The next prime is 228275339. The reversal of 228275327 is 723572822.

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

It is not a de Polignac number, because 228275327 - 22 = 228275323 is a prime.

It is a super-4 number, since 4×2282753274 (a number of 35 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228275323) 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, 562052 + ... + 562457.

It is an arithmetic number, because the mean of its divisors is an integer number (33735300).

Almost surely, 2228275327 is an apocalyptic number.

228275327 is a deficient number, since it is larger than the sum of its proper divisors (41607073).

228275327 is a wasteful number, since it uses less digits than its factorization.

228275327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124545.

The product of its digits is 94080, while the sum is 38.

The square root of 228275327 is about 15108.7831078482. The cubic root of 228275327 is about 611.1572825635.

The spelling of 228275327 in words is "two hundred twenty-eight million, two hundred seventy-five thousand, three hundred twenty-seven".

Divisors: 1 7 29 203 1124509 7871563 32610761 228275327