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102663379725280 = 2551125302860523
BaseRepresentation
bin10111010101111100101110…
…010001111010101111100000
3111110111112010110011001222121
4113111330232101322233200
5101424014100202202110
61002202523333314024
730424120153235443
oct2725745621725740
9443445113131877
10102663379725280
112a791327476200
12b620a26195914
13453916603c32a
141b4cd1120965a
15bd079b91ccda
hex5d5f2e47abe0

102663379725280 has 72 divisors (see below), whose sum is σ = 266596009983576. Its totient is φ = 37332138074880.

The previous prime is 102663379725233. The next prime is 102663379725289. The reversal of 102663379725280 is 82527973366201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102663379725289) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2651410902 + ... + 2651449621.

It is an arithmetic number, because the mean of its divisors is an integer number (3702722360883).

Almost surely, 2102663379725280 is an apocalyptic number.

102663379725280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102663379725280 is an abundant number, since it is smaller than the sum of its proper divisors (163932630258296).

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

102663379725280 is a wasteful number, since it uses less digits than its factorization.

102663379725280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5302860560 (or 5302860541 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 61.

The spelling of 102663379725280 in words is "one hundred two trillion, six hundred sixty-three billion, three hundred seventy-nine million, seven hundred twenty-five thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 121 160 176 220 242 352 440 484 605 880 968 1210 1760 1936 2420 3872 4840 9680 19360 5302860523 10605721046 21211442092 26514302615 42422884184 53028605230 58331465753 84845768368 106057210460 116662931506 169691536736 212114420920 233325863012 291657328765 424228841840 466651726024 583314657530 641646123283 848457683680 933303452048 1166629315060 1283292246566 1866606904096 2333258630120 2566584493132 3208230616415 4666517260240 5133168986264 6416461232830 9333034520480 10266337972528 12832922465660 20532675945056 25665844931320 51331689862640 102663379725280