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220242333 = 3671095733
BaseRepresentation
bin11010010000010…
…10000110011101
3120100102110200110
431020022012131
5422340223313
633504320233
75313012633
oct1510120635
9510373613
10220242333
11103359363
1261913079
1336823b0c
1421371353
1514506ec3
hexd20a19d

220242333 has 8 divisors (see below), whose sum is σ = 298039648. Its totient is φ = 144636624.

The previous prime is 220242307. The next prime is 220242343. The reversal of 220242333 is 333242022.

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

It is not a de Polignac number, because 220242333 - 25 = 220242301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220242343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547666 + ... + 548067.

It is an arithmetic number, because the mean of its divisors is an integer number (37254956).

Almost surely, 2220242333 is an apocalyptic number.

It is an amenable number.

220242333 is a deficient number, since it is larger than the sum of its proper divisors (77797315).

220242333 is a wasteful number, since it uses less digits than its factorization.

220242333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095803.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 220242333 is about 14840.5637696147. The cubic root of 220242333 is about 603.9026466560.

Adding to 220242333 its reverse (333242022), we get a palindrome (553484355).

The spelling of 220242333 in words is "two hundred twenty million, two hundred forty-two thousand, three hundred thirty-three".

Divisors: 1 3 67 201 1095733 3287199 73414111 220242333