Search a number
-
+
108387062880 = 25351271778003
BaseRepresentation
bin110010011110001011…
…1110101010001100000
3101100202200101021121020
41210330113311101200
53233434042003010
6121443050525440
710554634555605
oct1447427652140
9340680337536
10108387062880
1141a6a742628
121900a736880
13a2b42b4745
145362cc26ac
152c456e0470
hex193c5f5460

108387062880 has 96 divisors (see below), whose sum is σ = 344107782144. Its totient is φ = 28675616256.

The previous prime is 108387062873. The next prime is 108387062909. The reversal of 108387062880 is 88260783801.

It is a tau number, because it is divible by the number of its divisors (96).

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, 828042 + ... + 949961.

It is an arithmetic number, because the mean of its divisors is an integer number (3584456064).

Almost surely, 2108387062880 is an apocalyptic number.

108387062880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

108387062880 is an abundant number, since it is smaller than the sum of its proper divisors (235720719264).

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

108387062880 is a wasteful number, since it uses less digits than its factorization.

108387062880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778148 (or 1778140 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 51.

The spelling of 108387062880 in words is "one hundred eight billion, three hundred eighty-seven million, sixty-two thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 127 160 240 254 381 480 508 635 762 1016 1270 1524 1905 2032 2540 3048 3810 4064 5080 6096 7620 10160 12192 15240 20320 30480 60960 1778003 3556006 5334009 7112012 8890015 10668018 14224024 17780030 21336036 26670045 28448048 35560060 42672072 53340090 56896096 71120120 85344144 106680180 142240240 170688288 213360360 225806381 284480480 426720720 451612762 677419143 853441440 903225524 1129031905 1354838286 1806451048 2258063810 2709676572 3387095715 3612902096 4516127620 5419353144 6774191430 7225804192 9032255240 10838706288 13548382860 18064510480 21677412576 27096765720 36129020960 54193531440 108387062880