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222214013 = 792934171
BaseRepresentation
bin11010011111010…
…11011101111101
3120111010122022122
431033223131331
5423341322023
634014452325
75335534160
oct1517533575
9514118278
10222214013
1110448574a
12625040a5
13370643a8
1421725ad7
15147962c8
hexd3eb77d

222214013 has 8 divisors (see below), whose sum is σ = 254239680. Its totient is φ = 190258560.

The previous prime is 222214007. The next prime is 222214019. The reversal of 222214013 is 310412222.

It is an interprime number because it is at equal distance from previous prime (222214007) and next prime (222214019).

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 222214013 - 28 = 222213757 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222213982 and 222214000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222214019) 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, 10583 + ... + 23588.

It is an arithmetic number, because the mean of its divisors is an integer number (31779960).

Almost surely, 2222214013 is an apocalyptic number.

It is an amenable number.

222214013 is a deficient number, since it is larger than the sum of its proper divisors (32025667).

222214013 is an equidigital number, since it uses as much as digits as its factorization.

222214013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35107.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 222214013 is about 14906.8445017717. The cubic root of 222214013 is about 605.6994056122.

Adding to 222214013 its reverse (310412222), we get a palindrome (532626235).

The spelling of 222214013 in words is "two hundred twenty-two million, two hundred fourteen thousand, thirteen".

Divisors: 1 7 929 6503 34171 239197 31744859 222214013