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227852057 is a prime number
BaseRepresentation
bin11011001010010…
…11111100011001
3120212202002021002
431211023330121
5431312231212
634335354345
75434465466
oct1545137431
9525662232
10227852057
11107686694
12643829b5
1338289704
142239266d
151500bac2
hexd94bf19

227852057 has 2 divisors, whose sum is σ = 227852058. Its totient is φ = 227852056.

The previous prime is 227852021. The next prime is 227852063. The reversal of 227852057 is 750258722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211295296 + 16556761 = 14536^2 + 4069^2 .

It is a cyclic number.

It is not a de Polignac number, because 227852057 - 210 = 227851033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 227852057.

It is not a weakly prime, because it can be changed into another prime (227852087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113926028 + 113926029.

It is an arithmetic number, because the mean of its divisors is an integer number (113926029).

Almost surely, 2227852057 is an apocalyptic number.

It is an amenable number.

227852057 is a deficient number, since it is larger than the sum of its proper divisors (1).

227852057 is an equidigital number, since it uses as much as digits as its factorization.

227852057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78400, while the sum is 38.

The square root of 227852057 is about 15094.7691933332. The cubic root of 227852057 is about 610.7793112247.

It can be divided in two parts, 22785 and 2057, that added together give a palindrome (24842).

The spelling of 227852057 in words is "two hundred twenty-seven million, eight hundred fifty-two thousand, fifty-seven".