Search a number
-
+
117781201848 = 23331270758481
BaseRepresentation
bin110110110110001001…
…1101000001110111000
3102021000101002222122010
41231230103220032320
53412203441424343
6130035151525520
711336504461062
oct1555423501670
9367011088563
10117781201848
1145a50466242
121a9b08298a0
13b15060365b
1459b47b4732
1530e52c3d33
hex1b6c4e83b8

117781201848 has 64 divisors (see below), whose sum is σ = 304068971520. Its totient is φ = 37979251200.

The previous prime is 117781201829. The next prime is 117781201871. The reversal of 117781201848 is 848102187711.

It is a junction number, because it is equal to n+sod(n) for n = 117781201797 and 117781201806.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1984768 + ... + 2043248.

It is an arithmetic number, because the mean of its divisors is an integer number (4751077680).

Almost surely, 2117781201848 is an apocalyptic number.

It is an amenable number.

117781201848 is an abundant number, since it is smaller than the sum of its proper divisors (186287769672).

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

117781201848 is a wasteful number, since it uses less digits than its factorization.

117781201848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61228 (or 61224 counting only the distinct ones).

The product of its (nonzero) digits is 200704, while the sum is 48.

The spelling of 117781201848 in words is "one hundred seventeen billion, seven hundred eighty-one million, two hundred one thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 24 31 62 93 124 186 248 372 744 2707 5414 8121 10828 16242 21656 32484 58481 64968 83917 116962 167834 175443 233924 251751 335668 350886 467848 503502 671336 701772 1007004 1403544 1812911 2014008 3625822 5438733 7251644 10877466 14503288 21754932 43509864 158308067 316616134 474924201 633232268 949848402 1266464536 1899696804 3799393608 4907550077 9815100154 14722650231 19630200308 29445300462 39260400616 58890600924 117781201848