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38802838801662 = 23213672938447053
BaseRepresentation
bin10001101001010011111010…
…11011000100110011111110
312002101111220112220222010100
420310221331123010303332
520041221203213123122
6214305440021021530
711113261342543245
oct1064517533046376
9162344815828110
1038802838801662
1111400211a08761
1244283002548a6
131886127174270
149820d2dd595c
1547453e382aac
hex234a7d6c4cfe

38802838801662 has 96 divisors (see below), whose sum is σ = 92204932948128. Its totient is φ = 11720994202368.

The previous prime is 38802838801613. The next prime is 38802838801807. The reversal of 38802838801662 is 26610883820883.

It is a self number, because there is not a number n which added to its sum of digits gives 38802838801662.

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, 370128 + ... + 8817180.

It is an arithmetic number, because the mean of its divisors is an integer number (960468051543).

Almost surely, 238802838801662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38802838801662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46102466474064).

38802838801662 is an abundant number, since it is smaller than the sum of its proper divisors (53402094146466).

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

38802838801662 is a wasteful number, since it uses less digits than its factorization.

38802838801662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8447434 (or 8447431 counting only the distinct ones).

The product of its (nonzero) digits is 42467328, while the sum is 63.

The spelling of 38802838801662 in words is "thirty-eight trillion, eight hundred two billion, eight hundred thirty-eight million, eight hundred one thousand, six hundred sixty-two".

Divisors: 1 2 3 6 9 13 18 26 39 67 78 117 134 201 234 293 402 586 603 871 879 1206 1742 1758 2613 2637 3809 5226 5274 7618 7839 11427 15678 19631 22854 34281 39262 58893 68562 117786 176679 255203 353358 510406 765609 1531218 2296827 4593654 8447053 16894106 25341159 50682318 76023477 109811689 152046954 219623378 329435067 565952551 658870134 988305201 1131905102 1697857653 1976610402 2474986529 3395715306 4949973058 5093572959 7357383163 7424959587 10187145918 14714766326 14849919174 22072149489 22274878761 32174824877 44144298978 44549757522 64349649754 66216448467 96524474631 132432896934 165824097443 193048949262 289573423893 331648194886 497472292329 579146847786 994944584658 1492416876987 2155713266759 2984833753974 4311426533518 6467139800277 12934279600554 19401419400831 38802838801662