Search a number
-
+
120110212008 = 23323153812819
BaseRepresentation
bin110111111011100100…
…0000110001110101000
3102111000200112221221200
41233313020012032220
53431441203241013
6131102230404200
711451304646133
oct1576710061650
9374020487850
10120110212008
1146a360a1026
121b340800660
13b431c95087
145b55c3521a
1531ce9c5e73
hex1bf72063a8

120110212008 has 48 divisors (see below), whose sum is σ = 335791996800. Its totient is φ = 38745228960.

The previous prime is 120110212007. The next prime is 120110212031. The reversal of 120110212008 is 800212011021.

120110212008 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (120110212007) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 26904178 + ... + 26908641.

It is an arithmetic number, because the mean of its divisors is an integer number (6995666600).

Almost surely, 2120110212008 is an apocalyptic number.

120110212008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

120110212008 is an abundant number, since it is smaller than the sum of its proper divisors (215681784792).

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

120110212008 is a wasteful number, since it uses less digits than its factorization.

120110212008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53812862 (or 53812855 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 120110212008 its reverse (800212011021), we get a palindrome (920322223029).

The spelling of 120110212008 in words is "one hundred twenty billion, one hundred ten million, two hundred twelve thousand, eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 31 36 62 72 93 124 186 248 279 372 558 744 1116 2232 53812819 107625638 161438457 215251276 322876914 430502552 484315371 645753828 968630742 1291507656 1668197389 1937261484 3336394778 3874522968 5004592167 6672789556 10009184334 13345579112 15013776501 20018368668 30027553002 40036737336 60055106004 120110212008