1989899654 is an even 10-digits composite number following 1989899653
and preceding 1989899655 . In scientific notation, it is written as 1.989899654 × 10^9.
The sum of its digits is 68. It has a total of 3 prime factors and 8 positive divisors.
There are 994847920 positive integers (up to 1989899654) that are relatively prime to 1989899654.
1989899654 has 8 divisors, whose sum is 2985155208
The reverse of 1989899654 is 4569989891
Previous prime number is 10937
Is Prime? no Number parity even Number length 10 Sum of Digits 68 Digital Root 5
Name
one billion nine hundred eighty-nine million eight hundred ninety-nine thousand six hundred fifty-four
Scientific notation
1.989899654 × 10^9
Engineering notation
1.989899654 × 10^9
Prime Factorization
2 × 10937 × 90971
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1989899654 Product of the distinct prime numbers
The prime factorization of 1989899654 is 2 × 10937 × 90971.
Since it has a total of 3 prime factors.
3 , 10 , 97 , 85 , 476 , 820 , 1167 , 9974 , 70201 , 84099 , 522045 , 212533 , 4671836 , 608679 , 74890328 , 36283140 , 849696506 , 485714289 , 4320302307 , 4160879798
n×2
3979799308
n×3
5969698962
n×4
7959598616
n×5
9949498270
n÷2
994949827
n÷3
663299884.66667
n÷3
497474913.5
n÷5
397979930.8
n2
3959700632989319716
n3
7.879406919529E+27
n4
1.5679229102896E+37
n5
3.120009256684E+46
2 √n44608.291314508
3 √n1257.7965297168
4 √n211.20675016322
5 √n72.404612784641
8 divisors
τ Total Divisors
8 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1989899653 Sum of the proper positive divisors of n
A Arithmetic Mean
0.125 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
1 Returns the nth root of the product of n divisors
H Harmonic Mean
8 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1989899654 can be divided by 8 positive divisors.
The sum of these divisors (counting 1989899654) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110100110110111010110000110
3
Ternary
12010200100101011012
4
Quaternary
1312212313112012
5
Quinary
13033403242104
6
Senary
525242242222
8
Octal
16646672606
10
Decimal
1989899654
12
Duodecimal
4764b6372
16
Hexadecimal
769b7586
20
Vigesimal
1b1gh92e
36
Base36
wwqgee
md5
ea7d4115ae31c043ddbeac7090489289
sha1
2b9b576af391dbc1e69ee3f102cdba84d7bd3552
sha256
0a7b1aef420e902eed2a2fef6e6ed513b3cf24fe259acca75d8ba94c05acc30b
sha512
47401163eb269885a0e2e0250765523e9b1df10bf2b9d5737436f05ff7a0d64a9eea899133e62fe38118a76a6661fd63a09456655f92f87c6a834b91a27a6779
ripemd-160
a6e6d14e5d20f51591c1f8add5186977358369d4
Diameter
3979799308
Circumference
12502908268.775
Area
1.2439766419014E+19
Volume
3.3005182524049E+28
Surface area
4.9759065676056E+19
Circumference
12502908268.775
Perimeter
7959598616
Area
3959700632989319716
Diagonal
2814143078.4483
Surface area
2.3758203797936E+19
Volume
7.879406919529E+27
Space diagonal
3446607302.6917
Perimeter
5969698962
Area
1.714600669775E+18
Altitude
1723303651.3459
Surface area
1.714600669775E+18
Volume
9.2859701075453E+26
Height
938047692.81611