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13124131022332 = 22111749459354751
BaseRepresentation
bin1011111011111011001100…
…1010101110010111111100
31201110122200020220211002001
42332332303022232113330
53210011210020203312
643525050443112044
72523121126026601
oct276766312562774
951418606824061
1013124131022332
1141aaa048a9060
12157b664b12624
137427a597a0a5
143352d5c6a6a8
1517b5c7144057
hexbefb32ae5fc

13124131022332 has 48 divisors (see below), whose sum is σ = 26529603287040. Its totient is φ = 5614472160000.

The previous prime is 13124131022221. The next prime is 13124131022333. The reversal of 13124131022332 is 23322013142131.

It is a self number, because there is not a number n which added to its sum of digits gives 13124131022332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13124131022333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36817957 + ... + 37172707.

It is an arithmetic number, because the mean of its divisors is an integer number (552700068480).

Almost surely, 213124131022332 is an apocalyptic number.

It is an amenable number.

13124131022332 is an abundant number, since it is smaller than the sum of its proper divisors (13405472264708).

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

13124131022332 is a wasteful number, since it uses less digits than its factorization.

13124131022332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404242 (or 404240 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 13124131022332 its reverse (23322013142131), we get a palindrome (36446144164463).

The spelling of 13124131022332 in words is "thirteen trillion, one hundred twenty-four billion, one hundred thirty-one million, twenty-two thousand, three hundred thirty-two".

Divisors: 1 2 4 11 17 22 34 44 68 187 374 748 49459 98918 197836 354751 544049 709502 840803 1088098 1419004 1681606 2176196 3363212 3902261 6030767 7804522 9248833 12061534 15609044 18497666 24123068 36995332 66338437 132676874 265353748 17545629709 35091259418 70182518836 193001926799 298275705053 386003853598 596551410106 772007707196 1193102820212 3281032755583 6562065511166 13124131022332