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13288620048 = 2431183353859
BaseRepresentation
bin11000110000001000…
…00100000000010000
31021022002212211201220
430120010010000100
5204203341320143
610034341125040
7650206256334
oct143004040020
937262784656
1013288620048
1156aa096a20
1226aa3b9780
13133a116ab2
14900c197c4
1552b963d83
hex318104010

13288620048 has 160 divisors (see below), whose sum is σ = 38052564480. Its totient is φ = 3962449920.

The previous prime is 13288620031. The next prime is 13288620067. The reversal of 13288620048 is 84002688231.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13288619991 and 13288620009.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15469443 + ... + 15470301.

It is an arithmetic number, because the mean of its divisors is an integer number (237828528).

Almost surely, 213288620048 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 13288620048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19026282240).

13288620048 is an abundant number, since it is smaller than the sum of its proper divisors (24763944432).

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

13288620048 is a wasteful number, since it uses less digits than its factorization.

13288620048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317 (or 1311 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 42.

It can be divided in two parts, 13288 and 620048, that added together give a palindrome (633336).

The spelling of 13288620048 in words is "thirteen billion, two hundred eighty-eight million, six hundred twenty thousand, forty-eight".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 83 88 132 166 176 249 264 332 353 498 528 664 706 859 913 996 1059 1328 1412 1718 1826 1992 2118 2577 2739 2824 3436 3652 3883 3984 4236 5154 5478 5648 6872 7304 7766 8472 9449 10308 10956 11649 13744 14608 15532 16944 18898 20616 21912 23298 28347 29299 31064 37796 41232 43824 46596 56694 58598 62128 71297 75592 87897 93192 113388 117196 142594 151184 175794 186384 213891 226776 234392 285188 303227 322289 351588 427782 453552 468784 570376 606454 644578 703176 784267 855564 909681 966867 1140752 1212908 1289156 1406352 1568534 1711128 1819362 1933734 2352801 2425816 2578312 3137068 3335497 3422256 3638724 3867468 4705602 4851632 5156624 6274136 6670994 7277448 7734936 9411204 10006491 12548272 13341988 14554896 15469872 18822408 20012982 25167841 26683976 37644816 40025964 50335682 53367952 75503523 80051928 100671364 151007046 160103856 201342728 276846251 302014092 402685456 553692502 604028184 830538753 1107385004 1208056368 1661077506 2214770008 3322155012 4429540016 6644310024 13288620048