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222086253 = 397763183
BaseRepresentation
bin11010011110011…
…00010001101101
3120110220011001210
431033030101231
5423323230003
634012025033
75334462534
oct1517142155
9513804053
10222086253
111043a8764
1262462179
133701b1ac
14216d131b
151476d503
hexd3cc46d

222086253 has 8 divisors (see below), whose sum is σ = 299168128. Its totient is φ = 146530944.

The previous prime is 222086237. The next prime is 222086257. The reversal of 222086253 is 352680222.

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

It is not a de Polignac number, because 222086253 - 24 = 222086237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222086253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222086257) 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, 381301 + ... + 381882.

It is an arithmetic number, because the mean of its divisors is an integer number (37396016).

Almost surely, 2222086253 is an apocalyptic number.

It is an amenable number.

222086253 is a deficient number, since it is larger than the sum of its proper divisors (77081875).

222086253 is an equidigital number, since it uses as much as digits as its factorization.

222086253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763283.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 222086253 is about 14902.5586058234. The cubic root of 222086253 is about 605.5833028363.

The spelling of 222086253 in words is "two hundred twenty-two million, eighty-six thousand, two hundred fifty-three".

Divisors: 1 3 97 291 763183 2289549 74028751 222086253