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230007740 = 22535332579
BaseRepresentation
bin11011011010110…
…10001110111100
3121000210121022012
431231122032330
5432340221430
634453510352
75462014334
oct1555321674
9530717265
10230007740
11108919246
12650423b8
1338862971
14227940c4
15152d5695
hexdb5a3bc

230007740 has 24 divisors (see below), whose sum is σ = 484399440. Its totient is φ = 91739648.

The previous prime is 230007697. The next prime is 230007761. The reversal of 230007740 is 47700032.

230007740 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9230 + ... + 23349.

It is an arithmetic number, because the mean of its divisors is an integer number (20183310).

Almost surely, 2230007740 is an apocalyptic number.

230007740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230007740 is an abundant number, since it is smaller than the sum of its proper divisors (254391700).

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

230007740 is a wasteful number, since it uses less digits than its factorization.

230007740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32941 (or 32939 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 23.

The square root of 230007740 is about 15166.0060661995. The cubic root of 230007740 is about 612.6994402580.

Adding to 230007740 its reverse (47700032), we get a palindrome (277707772).

The spelling of 230007740 in words is "two hundred thirty million, seven thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 353 706 1412 1765 3530 7060 32579 65158 130316 162895 325790 651580 11500387 23000774 46001548 57501935 115003870 230007740