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230331344 = 2414395709
BaseRepresentation
bin11011011101010…
…01001111010000
3121001102001012112
431232221033100
5432431100334
634504444452
75464532645
oct1556511720
9531361175
10230331344
1110901a391
1265179728
1338947049
1422839dcc
151534b4ce
hexdba93d0

230331344 has 10 divisors (see below), whose sum is σ = 446267010. Its totient is φ = 115165664.

The previous prime is 230331341. The next prime is 230331347. The reversal of 230331344 is 443133032.

It is an interprime number because it is at equal distance from previous prime (230331341) and next prime (230331347).

It can be written as a sum of positive squares in only one way, i.e., 184633744 + 45697600 = 13588^2 + 6760^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230331341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7197839 + ... + 7197870.

It is an arithmetic number, because the mean of its divisors is an integer number (44626701).

Almost surely, 2230331344 is an apocalyptic number.

It is an amenable number.

230331344 is a deficient number, since it is larger than the sum of its proper divisors (215935666).

230331344 is a wasteful number, since it uses less digits than its factorization.

230331344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14395717 (or 14395711 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 230331344 is about 15176.6710447318. The cubic root of 230331344 is about 612.9866466474.

Adding to 230331344 its reverse (443133032), we get a palindrome (673464376).

The spelling of 230331344 in words is "two hundred thirty million, three hundred thirty-one thousand, three hundred forty-four".

Divisors: 1 2 4 8 16 14395709 28791418 57582836 115165672 230331344