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248520830000 = 245430238221
BaseRepresentation
bin1110011101110011111…
…1101110110000110000
3212202110211210020100012
43213130333232300300
513032432313030000
6310100251514052
723645402125532
oct3473477566060
9782424706305
10248520830000
1196440590a03
12401b9158928
131a5877b0a81
14c0581b1852
1566e8036735
hex39dcfeec30

248520830000 has 100 divisors (see below), whose sum is σ = 601966034208. Its totient is φ = 99363360000.

The previous prime is 248520829981. The next prime is 248520830023. The reversal of 248520830000 is 38025842.

248520830000 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 (100).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 30225890 + ... + 30234110.

Almost surely, 2248520830000 is an apocalyptic number.

248520830000 is a gapful number since it is divisible by the number (20) 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 248520830000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300983017104).

248520830000 is an abundant number, since it is smaller than the sum of its proper divisors (353445204208).

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

248520830000 is an equidigital number, since it uses as much as digits as its factorization.

248520830000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11272 (or 11251 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 248520830000 its reverse (38025842), we get a palindrome (248558855842).

The spelling of 248520830000 in words is "two hundred forty-eight billion, five hundred twenty million, eight hundred thirty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 3023 5000 6046 8221 10000 12092 15115 16442 24184 30230 32884 41105 48368 60460 65768 75575 82210 120920 131536 151150 164420 205525 241840 302300 328840 377875 411050 604600 657680 755750 822100 1027625 1209200 1511500 1644200 1889375 2055250 3023000 3288400 3778750 4110500 5138125 6046000 7557500 8221000 10276250 15115000 16442000 20552500 24852083 30230000 41105000 49704166 82210000 99408332 124260415 198816664 248520830 397633328 497041660 621302075 994083320 1242604150 1988166640 2485208300 3106510375 4970416600 6213020750 9940833200 12426041500 15532551875 24852083000 31065103750 49704166000 62130207500 124260415000 248520830000