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230311202 = 21110468691
BaseRepresentation
bin11011011101001…
…00010100100010
3121001101000120112
431232210110202
5432424424302
634504211322
75464420142
oct1556442442
9531330515
10230311202
11109006240
1265169b42
133893ab24
1422832922
1515345552
hexdba4522

230311202 has 8 divisors (see below), whose sum is σ = 376872912. Its totient is φ = 104686900.

The previous prime is 230311201. The next prime is 230311229. The reversal of 230311202 is 202113032.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (230311201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5234324 + ... + 5234367.

It is an arithmetic number, because the mean of its divisors is an integer number (47109114).

Almost surely, 2230311202 is an apocalyptic number.

230311202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

230311202 is a deficient number, since it is larger than the sum of its proper divisors (146561710).

230311202 is a wasteful number, since it uses less digits than its factorization.

230311202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10468704.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 230311202 is about 15176.0074459655. The cubic root of 230311202 is about 612.9687779880.

Adding to 230311202 its reverse (202113032), we get a palindrome (432424234).

The spelling of 230311202 in words is "two hundred thirty million, three hundred eleven thousand, two hundred two".

Divisors: 1 2 11 22 10468691 20937382 115155601 230311202