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230443308711 = 32711819140597
BaseRepresentation
bin1101011010011101111…
…1011101011010100111
3211000210222202000002200
43112213133131122213
512233421441334321
6253510355505543
722435412543040
oct3264737353247
9730728660080
10230443308711
1189804270670
12387b2bb82b3
13189664aa405
14b2213658c7
155edae68d26
hex35a77dd6a7

230443308711 has 48 divisors (see below), whose sum is σ = 415058362368. Its totient is φ = 119693246400.

The previous prime is 230443308709. The next prime is 230443308769. The reversal of 230443308711 is 117803344032.

230443308711 is a `hidden beast` number, since 2 + 304 + 4 + 330 + 8 + 7 + 11 = 666.

It is not a de Polignac number, because 230443308711 - 21 = 230443308709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230443308611) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5656065 + ... + 5696661.

It is an arithmetic number, because the mean of its divisors is an integer number (8647049216).

Almost surely, 2230443308711 is an apocalyptic number.

230443308711 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

230443308711 is a deficient number, since it is larger than the sum of its proper divisors (184615053657).

230443308711 is a wasteful number, since it uses less digits than its factorization.

230443308711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48812 (or 48809 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 230443308711 in words is "two hundred thirty billion, four hundred forty-three million, three hundred eight thousand, seven hundred eleven".

Divisors: 1 3 7 9 11 21 33 63 77 99 231 693 8191 24573 40597 57337 73719 90101 121791 172011 270303 284179 365373 446567 516033 630707 810909 852537 1339701 1892121 2557611 3125969 4019103 5676363 9377907 28133721 332530027 997590081 2327710189 2992770243 3657830297 6983130567 10973490891 20949391701 25604812079 32920472673 76814436237 230443308711