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13130626848 = 2533119322861
BaseRepresentation
bin11000011101010010…
…10111011100100000
31020220002120221210220
430032221113130200
5203342420024343
610010534523040
7643250325633
oct141651273440
936802527726
1013130626848
115628995329
122665506480
1313134798b1
148c7c4dc1a
1551cb56183
hex30ea57720

13130626848 has 96 divisors (see below), whose sum is σ = 35765678592. Its totient is φ = 4213555200.

The previous prime is 13130626841. The next prime is 13130626867. The reversal of 13130626848 is 84862603131.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-3 number, since 3×131306268483 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (13130626841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 562938 + ... + 585798.

It is an arithmetic number, because the mean of its divisors is an integer number (372559152).

Almost surely, 213130626848 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13130626848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17882839296).

13130626848 is an abundant number, since it is smaller than the sum of its proper divisors (22635051744).

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

13130626848 is a wasteful number, since it uses less digits than its factorization.

13130626848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23098 (or 23090 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 13130626848 in words is "thirteen billion, one hundred thirty million, six hundred twenty-six thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 31 32 48 62 93 96 124 186 193 248 372 386 496 579 744 772 992 1158 1488 1544 2316 2976 3088 4632 5983 6176 9264 11966 17949 18528 22861 23932 35898 45722 47864 68583 71796 91444 95728 137166 143592 182888 191456 274332 287184 365776 548664 574368 708691 731552 1097328 1417382 2126073 2194656 2834764 4252146 4412173 5669528 8504292 8824346 11339056 13236519 17008584 17648692 22678112 26473038 34017168 35297384 52946076 68034336 70594768 105892152 136777363 141189536 211784304 273554726 410332089 423568608 547109452 820664178 1094218904 1641328356 2188437808 3282656712 4376875616 6565313424 13130626848