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227442027 = 3195379953
BaseRepresentation
bin11011000111001…
…11110101101011
3120211222020210210
431203213311223
5431211121102
634322512203
75431140201
oct1543476553
9524866723
10227442027
1110742661a
1264205663
1338174ba7
14222c7071
1514e7a36c
hexd8e7d6b

227442027 has 32 divisors (see below), whose sum is σ = 329702400. Its totient is φ = 139007232.

The previous prime is 227441957. The next prime is 227442043. The reversal of 227442027 is 720244722.

It is not a de Polignac number, because 227442027 - 210 = 227441003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 227441985 and 227442003.

It is not an unprimeable number, because it can be changed into a prime (227442067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 238183 + ... + 239135.

It is an arithmetic number, because the mean of its divisors is an integer number (10303200).

Almost surely, 2227442027 is an apocalyptic number.

227442027 is a deficient number, since it is larger than the sum of its proper divisors (102260373).

227442027 is a wasteful number, since it uses less digits than its factorization.

227442027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107.

The product of its (nonzero) digits is 12544, while the sum is 30.

The square root of 227442027 is about 15081.1812203156. The cubic root of 227442027 is about 610.4127163102.

Adding to 227442027 its reverse (720244722), we get a palindrome (947686749).

The spelling of 227442027 in words is "two hundred twenty-seven million, four hundred forty-two thousand, twenty-seven".

Divisors: 1 3 19 53 57 79 159 237 953 1007 1501 2859 3021 4187 4503 12561 18107 50509 54321 75287 79553 151527 225861 238659 959671 1430453 2879013 3990211 4291359 11970633 75814009 227442027