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13123302013030 = 25112371579185641
BaseRepresentation
bin1011111011111000000111…
…0000010011100001100110
31201110120112110222210002211
42332332001300103201212
53210003010303404110
643524432310354034
72523061441412056
oct276760160234146
951416473883084
1013123302013030
1141aa619954100
12157b47335b91a
137426a2cab141
14335257b0d566
1517b57948b98a
hexbef81c13866

13123302013030 has 96 divisors (see below), whose sum is σ = 26683393957920. Its totient is φ = 4640168332800.

The previous prime is 13123302012983. The next prime is 13123302013051. The reversal of 13123302013030 is 3031020332131.

13123302013030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 13123302012992 and 13123302013010.

It is a congruent number.

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, 70599010 + ... + 70784650.

It is an arithmetic number, because the mean of its divisors is an integer number (277952020395).

Almost surely, 213123302013030 is an apocalyptic number.

13123302013030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13123302013030 is an abundant number, since it is smaller than the sum of its proper divisors (13560091944890).

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

13123302013030 is a wasteful number, since it uses less digits than its factorization.

13123302013030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187286 (or 187275 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 13123302013030 its reverse (3031020332131), we get a palindrome (16154322345161).

The spelling of 13123302013030 in words is "thirteen trillion, one hundred twenty-three billion, three hundred two million, thirteen thousand, thirty".

Divisors: 1 2 5 10 11 22 37 55 74 110 121 185 242 370 407 605 814 1210 1579 2035 3158 4070 4477 7895 8954 15790 17369 22385 34738 44770 58423 86845 116846 173690 185641 191059 292115 371282 382118 584230 642653 928205 955295 1285306 1856410 1910590 2042051 3213265 4084102 6426530 6868717 7069183 10210255 13737434 14138366 20420510 22462561 34343585 35345915 44925122 68687170 70691830 75555887 112312805 151111774 224625610 293127139 377779435 586254278 755558870 831114757 1465635695 1662229514 2931271390 3224398529 4155573785 6448797058 8311147570 10845704143 16121992645 21691408286 32243985290 35468383819 54228520715 70936767638 108457041430 119302745573 177341919095 238605491146 354683838190 596513727865 1193027455730 1312330201303 2624660402606 6561651006515 13123302013030