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230243304 = 233372511033
BaseRepresentation
bin11011011100100…
…11101111101000
3121001020120102210
431232103233220
5432420241204
634502525120
75464015164
oct1556235750
9531216383
10230243304
11108a6a225
12651367a0
1338915c55
1422815ca4
1515330389
hexdb93be8

230243304 has 64 divisors (see below), whose sum is σ = 594095040. Its totient is φ = 74304000.

The previous prime is 230243297. The next prime is 230243309. The reversal of 230243304 is 403342032.

It is not an unprimeable number, because it can be changed into a prime (230243309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222372 + ... + 223404.

It is an arithmetic number, because the mean of its divisors is an integer number (9282735).

Almost surely, 2230243304 is an apocalyptic number.

230243304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230243304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297047520).

230243304 is an abundant number, since it is smaller than the sum of its proper divisors (363851736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230243304 is a wasteful number, since it uses less digits than its factorization.

230243304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330 (or 1326 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 230243304 is about 15173.7702631877. The cubic root of 230243304 is about 612.9085356661.

Adding to 230243304 its reverse (403342032), we get a palindrome (633585336).

The spelling of 230243304 in words is "two hundred thirty million, two hundred forty-three thousand, three hundred four".

Divisors: 1 2 3 4 6 8 12 24 37 74 111 148 222 251 296 444 502 753 888 1004 1033 1506 2008 2066 3012 3099 4132 6024 6198 8264 9287 12396 18574 24792 27861 37148 38221 55722 74296 76442 111444 114663 152884 222888 229326 259283 305768 458652 518566 777849 917304 1037132 1555698 2074264 3111396 6222792 9593471 19186942 28780413 38373884 57560826 76747768 115121652 230243304