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230334660 = 223254329759
BaseRepresentation
bin11011011101010…
…10000011000100
3121001102012202100
431232222003010
5432431202120
634504512100
75464545423
oct1556520304
9531365670
10230334660
11109021926
126517b630
13389486ca
142283b2ba
151534c490
hexdbaa0c4

230334660 has 72 divisors (see below), whose sum is σ = 714954240. Its totient is φ = 59992128.

The previous prime is 230334659. The next prime is 230334707. The reversal of 230334660 is 66433032.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 7140 + ... + 22619.

It is an arithmetic number, because the mean of its divisors is an integer number (9929920).

Almost surely, 2230334660 is an apocalyptic number.

230334660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230334660 is an abundant number, since it is smaller than the sum of its proper divisors (484619580).

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

230334660 is a wasteful number, since it uses less digits than its factorization.

230334660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29817 (or 29812 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 230334660 is about 15176.7802909576. The cubic root of 230334660 is about 612.9895882849.

Adding to 230334660 its reverse (66433032), we get a palindrome (296767692).

It can be divided in two parts, 2303 and 34660, that added together give a palindrome (36963).

The spelling of 230334660 in words is "two hundred thirty million, three hundred thirty-four thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 43 45 60 86 90 129 172 180 215 258 387 430 516 645 774 860 1290 1548 1935 2580 3870 7740 29759 59518 89277 119036 148795 178554 267831 297590 357108 446385 535662 595180 892770 1071324 1279637 1339155 1785540 2559274 2678310 3838911 5118548 5356620 6398185 7677822 11516733 12796370 15355644 19194555 23033466 25592740 38389110 46066932 57583665 76778220 115167330 230334660