Search a number
-
+
222202001 = 741774223
BaseRepresentation
bin11010011111010…
…00100010010001
3120111010000211202
431033220202101
5423340431001
634014320545
75335454150
oct1517504221
9514100752
10222202001
1110447771a
12624b9155
133705ba98
1421721597
151479296b
hexd3e8891

222202001 has 8 divisors (see below), whose sum is σ = 260139264. Its totient is φ = 185813280.

The previous prime is 222201989. The next prime is 222202033. The reversal of 222202001 is 100202222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222202001 - 26 = 222201937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222202051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386825 + ... + 387398.

It is an arithmetic number, because the mean of its divisors is an integer number (32517408).

Almost surely, 2222202001 is an apocalyptic number.

It is an amenable number.

222202001 is a deficient number, since it is larger than the sum of its proper divisors (37937263).

222202001 is an equidigital number, since it uses as much as digits as its factorization.

222202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774271.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 222202001 is about 14906.4415941565. The cubic root of 222202001 is about 605.6884915204.

Adding to 222202001 its reverse (100202222), we get a palindrome (322404223).

The spelling of 222202001 in words is "two hundred twenty-two million, two hundred two thousand, one".

Divisors: 1 7 41 287 774223 5419561 31743143 222202001