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68060863689952 = 2571743940713271
BaseRepresentation
bin11110111100110101001111…
…00110100111010011100000
322220222112222121112201110111
433132122213212213103200
532410102122101034302
6400430421254341104
720223143435662120
oct1736324746472340
9286875877481414
1068060863689952
111a7604a5234451
12777279965a794
132bc915bb22073
1412b4240452c80
157d0644ec40d7
hex3de6a79a74e0

68060863689952 has 96 divisors (see below), whose sum is σ = 162514353576960. Its totient is φ = 27390585231360.

The previous prime is 68060863689919. The next prime is 68060863689967. The reversal of 68060863689952 is 25998636806086.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18684924 + ... + 22028347.

It is an arithmetic number, because the mean of its divisors is an integer number (1692857849760).

Almost surely, 268060863689952 is an apocalyptic number.

It is an amenable number.

68060863689952 is an abundant number, since it is smaller than the sum of its proper divisors (94453489887008).

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

68060863689952 is a wasteful number, since it uses less digits than its factorization.

68060863689952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40713744 (or 40713736 counting only the distinct ones).

The product of its (nonzero) digits is 1612431360, while the sum is 76.

The spelling of 68060863689952 in words is "sixty-eight trillion, sixty billion, eight hundred sixty-three million, six hundred eighty-nine thousand, nine hundred fifty-two".

Divisors: 1 2 4 7 8 14 16 17 28 32 34 56 68 112 119 136 224 238 272 439 476 544 878 952 1756 1904 3073 3512 3808 6146 7024 7463 12292 14048 14926 24584 29852 49168 52241 59704 98336 104482 119408 208964 238816 417928 835856 1671712 40713271 81426542 162853084 284992897 325706168 569985794 651412336 692125607 1139971588 1302824672 1384251214 2279943176 2768502428 4559886352 4844879249 5537004856 9119772704 9689758498 11074009712 17873125969 19379516996 22148019424 35746251938 38759033992 71492503876 77518067984 125111881783 142985007752 155036135968 250223763566 285970015504 303843141473 500447527132 571940031008 607686282946 1000895054264 1215372565892 2001790108528 2126901990311 2430745131784 4003580217056 4253803980622 4861490263568 8507607961244 9722980527136 17015215922488 34030431844976 68060863689952