1980993387 is an odd 10-digits composite number following 1980993386
and preceding 1980993388 . In scientific notation, it is written as 1.980993387 × 10^9.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 1320317768 positive integers (up to 1980993387) that are relatively prime to 1980993387.
1980993387 has 8 divisors, whose sum is 2642013504
The reverse of 1980993387 is 7833990891
Previous prime number is 3923
Is Prime? no Number parity odd Number length 10 Sum of Digits 57 Digital Root 3
Name
one billion nine hundred eighty million nine hundred ninety-three thousand three hundred eighty-seven
Scientific notation
1.980993387 × 10^9
Engineering notation
1.980993387 × 10^9
Prime Factorization
3 × 3923 × 168323
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1980993387 Product of the distinct prime numbers
The prime factorization of 1980993387 is 3 × 3923 × 168323.
Since it has a total of 3 prime factors.
3 , 4 , 83 , 99 , 261 , 783 , 7309 , 5052 , 18366 , 33955 , 419462 , 668857 , 8061353 , 1733770 , 37986784 , 8747047 , 78314848 , 703547143 , 7427905775 , 8397194060
n×2
3961986774
n×3
5942980161
n×4
7923973548
n×5
9904966935
n÷2
990496693.5
n÷3
660331129
n÷3
495248346.75
n÷5
396198677.4
n2
3924334799337731769
n3
7.774081285862E+27
n4
1.5400403617293E+37
n5
3.0508097722989E+46
2 √n44508.35187917
3 √n1255.9172010799
4 √n210.97002602069
5 √n72.339683640864
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
-1980993386 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 1980993387 can be divided by 8 positive divisors.
The sum of these divisors (counting 1980993387) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110000100111000111101101011
3
Ternary
12010001120220001110
4
Quaternary
1312010320331223
5
Quinary
13024113242022
6
Senary
524323321403
8
Octal
16604707553
10
Decimal
1980993387
12
Duodecimal
473520263
16
Hexadecimal
76138f6b
20
Vigesimal
1aj14397
36
Base36
wrfka3
md5
fa3e26adecfd6b444585768d55ac38dc
sha1
66ecc65c6f4eda282b4a741f01687ff627eebed0
sha256
403ab883c2ee1f0529148149358c3138ca9749775e2aff6f6d7fd6f2a7048e3e
sha512
2663cd6385ed73f0c7cd880cd2ff34bd514a2700b2b70d5e10b89426258dbb28b44ab9764b73d5b82f131ae1c7b576230a56f5902e0bbc4c857861593ada88a0
ripemd-160
a3365d7c37689d0b1a4b65734933a940a91725ee
Diameter
3961986774
Circumference
12446948542.818
Area
1.2328661375826E+19
Volume
3.2563995541432E+28
Surface area
4.9314645503305E+19
Circumference
12446948542.818
Perimeter
7923973548
Area
3924334799337731769
Diagonal
2801547714.8668
Surface area
2.3546008796026E+19
Volume
7.774081285862E+27
Space diagonal
3431181195.742
Perimeter
5942980161
Area
1.6992868145909E+18
Altitude
1715590597.871
Surface area
1.6992868145909E+18
Volume
9.1618426578808E+26
Height
933849238.28894