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233216 = 28911
BaseRepresentation
bin111000111100000000
3102211220122
4320330000
524430331
64555412
71660634
oct707400
9384818
10233216
1114a245
12b2b68
13821c9
1460dc4
154917b
hex38f00

233216 has 18 divisors (see below), whose sum is σ = 466032. Its totient is φ = 116480.

The previous prime is 233201. The next prime is 233221. The reversal of 233216 is 612332.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 233194 and 233203.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 233216.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200 + ... + 711.

2233216 is an apocalyptic number.

It is an amenable number.

233216 is a deficient number, since it is larger than the sum of its proper divisors (232816).

233216 is an frugal number, since it uses more digits than its factorization.

233216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927 (or 913 counting only the distinct ones).

The product of its digits is 216, while the sum is 17.

The square root of 233216 is about 482.9244247292. The cubic root of 233216 is about 61.5535040150.

Adding to 233216 its reverse (612332), we get a palindrome (845548).

The spelling of 233216 in words is "two hundred thirty-three thousand, two hundred sixteen".

Divisors: 1 2 4 8 16 32 64 128 256 911 1822 3644 7288 14576 29152 58304 116608 233216