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223252061 is a prime number
BaseRepresentation
bin11010100111010…
…00111001011101
3120120002101020212
431103220321131
5424123031221
634053022205
75350416434
oct1523507135
9516071225
10223252061
1110502463a
1262924965
1337338a16
142191611b
15148edb5b
hexd4e8e5d

223252061 has 2 divisors, whose sum is σ = 223252062. Its totient is φ = 223252060.

The previous prime is 223252039. The next prime is 223252129. The reversal of 223252061 is 160252322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169156036 + 54096025 = 13006^2 + 7355^2 .

It is a cyclic number.

It is not a de Polignac number, because 223252061 - 210 = 223251037 is a prime.

It is a super-3 number, since 3×2232520613 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223252361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111626030 + 111626031.

It is an arithmetic number, because the mean of its divisors is an integer number (111626031).

Almost surely, 2223252061 is an apocalyptic number.

It is an amenable number.

223252061 is a deficient number, since it is larger than the sum of its proper divisors (1).

223252061 is an equidigital number, since it uses as much as digits as its factorization.

223252061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 223252061 is about 14941.6217660601. The cubic root of 223252061 is about 606.6410932276.

The spelling of 223252061 in words is "two hundred twenty-three million, two hundred fifty-two thousand, sixty-one".