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223048133 = 7112713709
BaseRepresentation
bin11010100101101…
…11000111000101
3120112201000111222
431102313013011
5424100020013
634044410125
75345610050
oct1522670705
9515630458
10223048133
111049a5400
1262846945
1337296c59
14218a1a97
15148ad508
hexd4b71c5

223048133 has 24 divisors (see below), whose sum is σ = 284215680. Its totient is φ = 171309600.

The previous prime is 223048127. The next prime is 223048169. The reversal of 223048133 is 331840322.

It is a de Polignac number, because none of the positive numbers 2k-223048133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223048183) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58283 + ... + 61991.

It is an arithmetic number, because the mean of its divisors is an integer number (11842320).

Almost surely, 2223048133 is an apocalyptic number.

It is an amenable number.

223048133 is a deficient number, since it is larger than the sum of its proper divisors (61167547).

223048133 is a wasteful number, since it uses less digits than its factorization.

223048133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3809 (or 3798 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 223048133 is about 14934.7960481555. The cubic root of 223048133 is about 606.4563263007.

Adding to 223048133 its reverse (331840322), we get a palindrome (554888455).

The spelling of 223048133 in words is "two hundred twenty-three million, forty-eight thousand, one hundred thirty-three".

Divisors: 1 7 11 71 77 121 497 781 847 3709 5467 8591 25963 40799 60137 263339 285593 448789 1843373 2896729 3141523 20277103 31864019 223048133