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320312130100300 = 2252131721168690813
BaseRepresentation
bin100100011010100100111101…
…0101110110101110001001100
31120000010112121002021001200001
41020311021322232311301030
5313440443220301202200
63053125210001414044
7124316534120550262
oct11065117256656114
91500115532231601
10320312130100300
119307467aa15738
122bb1277833a324
13109963c56012a0
145915292bdc432
1527070c0c7276a
hex123527abb5c4c

320312130100300 has 144 divisors (see below), whose sum is σ = 796333156228512. Its totient is φ = 110784541593600.

The previous prime is 320312130100297. The next prime is 320312130100331. The reversal of 320312130100300 is 3001031213023.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29682307 + ... + 39008506.

It is an arithmetic number, because the mean of its divisors is an integer number (5530091362698).

Almost surely, 2320312130100300 is an apocalyptic number.

It is an amenable number.

320312130100300 is an abundant number, since it is smaller than the sum of its proper divisors (476021026128212).

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

320312130100300 is a wasteful number, since it uses less digits than its factorization.

320312130100300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68691068 (or 68691061 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 320312130100300 its reverse (3001031213023), we get a palindrome (323313161313323).

The spelling of 320312130100300 in words is "three hundred twenty trillion, three hundred twelve billion, one hundred thirty million, one hundred thousand, three hundred".

Divisors: 1 2 4 5 10 13 17 20 25 26 34 50 52 65 68 85 100 130 170 211 221 260 325 340 422 425 442 650 844 850 884 1055 1105 1300 1700 2110 2210 2743 3587 4220 4420 5275 5486 5525 7174 10550 10972 11050 13715 14348 17935 21100 22100 27430 35870 46631 54860 68575 71740 89675 93262 137150 179350 186524 233155 274300 358700 466310 932620 1165775 2331550 4663100 68690813 137381626 274763252 343454065 686908130 892980569 1167743821 1373816260 1717270325 1785961138 2335487642 3434540650 3571922276 4464902845 4670975284 5838719105 6869081300 8929805690 11677438210 14493761543 15180669673 17859611380 22324514225 23354876420 28987523086 29193595525 30361339346 44649028450 57975046172 58387191050 60722678692 72468807715 75903348365 89298056900 116774382100 144937615430 151806696730 188418900059 246393946231 289875230860 303613393460 362344038575 376837800118 379516741825 492787892462 724688077150 753675600236 759033483650 942094500295 985575784924 1231969731155 1449376154300 1518066967300 1884189000590 2463939462310 3203121301003 3768378001180 4710472501475 4927878924620 6159848655775 6406242602006 9420945002950 12319697311550 12812485204012 16015606505015 18841890005900 24639394623100 32031213010030 64062426020060 80078032525075 160156065050150 320312130100300