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228768000030 = 23359723337489
BaseRepresentation
bin1101010100001110100…
…0101010100000011110
3210212111020100111122000
43111003220222200132
512222004102000110
6253032232103130
722346040626133
oct3250350524036
9725436314560
10228768000030
1189024632439
1238405b34aa6
131875a3976bb
14b102a6a58a
155e3dd411c0
hex3543a2a81e

228768000030 has 128 divisors (see below), whose sum is σ = 618998889600. Its totient is φ = 60115156992.

The previous prime is 228768000029. The next prime is 228768000053. The reversal of 228768000030 is 30000867822.

It is a happy number.

It is a super-3 number, since 3×2287680000303 (a number of 35 digits) contains 333 as substring.

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 63 ways as a sum of consecutive naturals, for example, 6083526 + ... + 6121014.

It is an arithmetic number, because the mean of its divisors is an integer number (4835928825).

Almost surely, 2228768000030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 228768000030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309499444800).

228768000030 is an abundant number, since it is smaller than the sum of its proper divisors (390230889570).

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

228768000030 is a wasteful number, since it uses less digits than its factorization.

228768000030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37835 (or 37829 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

Adding to 228768000030 its reverse (30000867822), we get a palindrome (258768867852).

The spelling of 228768000030 in words is "two hundred twenty-eight billion, seven hundred sixty-eight million, thirty", and thus it is an aban number.

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 97 135 194 233 270 291 466 485 582 699 873 970 1165 1398 1455 1746 2097 2330 2619 2910 3495 4194 4365 5238 6291 6990 8730 10485 12582 13095 20970 22601 26190 31455 37489 45202 62910 67803 74978 112467 113005 135606 187445 203409 224934 226010 337401 339015 374890 406818 562335 610227 674802 678030 1012203 1017045 1124670 1220454 1687005 2024406 2034090 3051135 3374010 3636433 5061015 6102270 7272866 8734937 10122030 10909299 17469874 18182165 21818598 26204811 32727897 36364330 43674685 52409622 54546495 65455794 78614433 87349370 98183691 109092990 131024055 157228866 163639485 196367382 235843299 262048110 327278970 393072165 471686598 490918455 786144330 847288889 981836910 1179216495 1694577778 2358432990 2541866667 4236444445 5083733334 7625600001 8472888890 12709333335 15251200002 22876800003 25418666670 38128000005 45753600006 76256000010 114384000015 228768000030