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227242 = 2113621
BaseRepresentation
bin110111011110101010
3102112201101
4313132222
524232432
64512014
71634341
oct673652
9375641
10227242
11145804
12ab60a
137c582
145cb58
15474e7
hex377aa

227242 has 4 divisors (see below), whose sum is σ = 340866. Its totient is φ = 113620.

The previous prime is 227233. The next prime is 227251. The reversal of 227242 is 242722.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (227233) and next prime (227251).

It can be written as a sum of positive squares in only one way, i.e., 194481 + 32761 = 441^2 + 181^2 .

It is a plaindrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56809 + ... + 56812.

2227242 is an apocalyptic number.

227242 is a deficient number, since it is larger than the sum of its proper divisors (113624).

227242 is a wasteful number, since it uses less digits than its factorization.

227242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113623.

The product of its digits is 448, while the sum is 19.

The square root of 227242 is about 476.6990664979. The cubic root of 227242 is about 61.0233718557.

Adding to 227242 its reverse (242722), we get a palindrome (469964).

The spelling of 227242 in words is "two hundred twenty-seven thousand, two hundred forty-two", and thus it is an iban number.

Divisors: 1 2 113621 227242