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799993321221042 = 2331354718839110587
BaseRepresentation
bin1011010111100101101111010…
…1101110111110101110110010
310212220112121121001020002221000
42311321123311232332232302
51314324042310213033132
611513235505212342430
7330335416162111134
oct26571336556765662
93786477531202830
10799993321221042
112119a2298056863
1275884094774a16
132845007b1b07a0
1410179c51c71054
1562749dec4487c
hex2d796f5bbebb2

799993321221042 has 128 divisors (see below), whose sum is σ = 1918133112268800. Its totient is φ = 245686524003648.

The previous prime is 799993321220993. The next prime is 799993321221043. The reversal of 799993321221042 is 240122123399997.

799993321221042 is a `hidden beast` number, since 7 + 9 + 9 + 9 + 93 + 321 + 2 + 210 + 4 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (799993321221043) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7234007673 + ... + 7234118259.

It is an arithmetic number, because the mean of its divisors is an integer number (14985414939600).

Almost surely, 2799993321221042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 799993321221042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (959066556134400).

799993321221042 is an abundant number, since it is smaller than the sum of its proper divisors (1118139791047758).

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

799993321221042 is a wasteful number, since it uses less digits than its factorization.

799993321221042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129997 (or 129991 counting only the distinct ones).

The product of its (nonzero) digits is 26453952, while the sum is 63.

The spelling of 799993321221042 in words is "seven hundred ninety-nine trillion, nine hundred ninety-three billion, three hundred twenty-one million, two hundred twenty-one thousand, forty-two".

Divisors: 1 2 3 6 9 13 18 26 27 39 54 78 117 234 351 547 702 1094 1641 3282 4923 7111 9846 14222 14769 18839 21333 29538 37678 42666 56517 63999 110587 113034 127998 169551 191997 221174 244907 331761 339102 383994 489814 508653 663522 734721 995283 1017306 1437631 1469442 1990566 2204163 2875262 2985849 4312893 4408326 5971698 6612489 8625786 10304933 12938679 13224978 20609866 25877358 30914799 38816037 60491089 61829598 77632074 92744397 120982178 133964129 181473267 185488794 267928258 278233191 362946534 401892387 544419801 556466382 786384157 803784774 1088839602 1205677161 1572768314 1633259403 2083348493 2359152471 2411354322 3266518806 3617031483 4166696986 4718304942 6250045479 7077457413 7234062966 12500090958 14154914826 18750136437 21232372239 27083530409 37500272874 42464744478 54167060818 56250409311 81250591227 112500818622 162501182454 243751773681 487503547362 731255321043 1139591625671 1462510642086 2279183251342 3418774877013 6837549754026 10256324631039 14814691133723 20512649262078 29629382267446 30768973893117 44444073401169 61537947786234 88888146802338 133332220203507 266664440407014 399996660610521 799993321221042