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222310033 = 1121837273
BaseRepresentation
bin11010100000000…
…10111010010001
3120111022112000221
431100002322101
5423402410113
634020513041
75336414131
oct1520027221
9514275027
10222310033
11104540900
126254b781
1337098cca
142174cac1
15147b498d
hexd402e91

222310033 has 6 divisors (see below), whose sum is σ = 244357442. Its totient is φ = 202099920.

The previous prime is 222310009. The next prime is 222310069. The reversal of 222310033 is 330013222.

It can be written as a sum of positive squares in only one way, i.e., 144288144 + 78021889 = 12012^2 + 8833^2 .

It is not a de Polignac number, because 222310033 - 213 = 222301841 is a prime.

It is a super-2 number, since 2×2223100332 = 98843501544922178, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222309989 and 222310016.

It is not an unprimeable number, because it can be changed into a prime (222310073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 918516 + ... + 918757.

Almost surely, 2222310033 is an apocalyptic number.

It is an amenable number.

222310033 is a deficient number, since it is larger than the sum of its proper divisors (22047409).

222310033 is a wasteful number, since it uses less digits than its factorization.

222310033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837295 (or 1837284 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 222310033 is about 14910.0648221260. The cubic root of 222310033 is about 605.7866351575.

Adding to 222310033 its reverse (330013222), we get a palindrome (552323255).

The spelling of 222310033 in words is "two hundred twenty-two million, three hundred ten thousand, thirty-three".

Divisors: 1 11 121 1837273 20210003 222310033