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230344224 = 25311331659
BaseRepresentation
bin11011011101011…
…00011000100000
3121001102200212120
431232230120200
5432432003344
634505024240
75464615335
oct1556543040
9531380776
10230344224
11109029030
1265185080
133894cb76
142284098c
1515350219
hexdbac620

230344224 has 96 divisors (see below), whose sum is σ = 662618880. Its totient is φ = 69484800.

The previous prime is 230344223. The next prime is 230344259. The reversal of 230344224 is 422443032.

230344224 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 230344194 and 230344203.

It is not an unprimeable number, because it can be changed into a prime (230344223) 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 15 ways as a sum of consecutive naturals, for example, 349207 + ... + 349865.

It is an arithmetic number, because the mean of its divisors is an integer number (6902280).

Almost surely, 2230344224 is an apocalyptic number.

230344224 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 230344224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331309440).

230344224 is an abundant number, since it is smaller than the sum of its proper divisors (432274656).

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

230344224 is a wasteful number, since it uses less digits than its factorization.

230344224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014 (or 1006 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 230344224 is about 15177.0953742803. The cubic root of 230344224 is about 612.9980723913.

Adding to 230344224 its reverse (422443032), we get a palindrome (652787256).

The spelling of 230344224 in words is "two hundred thirty million, three hundred forty-four thousand, two hundred twenty-four".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 66 88 96 132 176 264 331 352 528 659 662 993 1056 1318 1324 1977 1986 2636 2648 3641 3954 3972 5272 5296 7249 7282 7908 7944 10544 10592 10923 14498 14564 15816 15888 21088 21747 21846 28996 29128 31632 31776 43494 43692 57992 58256 63264 86988 87384 115984 116512 173976 174768 218129 231968 347952 349536 436258 654387 695904 872516 1308774 1745032 2399419 2617548 3490064 4798838 5235096 6980128 7198257 9597676 10470192 14396514 19195352 20940384 28793028 38390704 57586056 76781408 115172112 230344224