1638992013 is an odd 10-digits composite number following 1638992012
and preceding 1638992014 . In scientific notation, it is written as 1.638992013 × 10^9.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 1087865856 positive integers (up to 1638992013) that are relatively prime to 1638992013.
1638992013 has 16 divisors, whose sum is 2194938240
The reverse of 1638992013 is 3102998361
Previous prime number is 617
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 42
Digital Root 6
Name
one billion six hundred thirty-eight million nine hundred ninety-two thousand thirteen
Scientific notation
1.638992013 × 10^9
Engineering notation
1.638992013 × 10^9
Prime Factorization
3 × 439 × 617 × 2017
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1638992013
Product of the distinct prime numbers
The prime factorization of 1638992013 is 3 × 439 × 617 × 2017.
Since it has a total of 4 prime factors.
10 , 10 , 95 , 82 , 579 , 528 , 328 , 441 , 74770 , 50600 , 509750 , 558633 , 5642426 , 8021232 , 74703870 , 77865911 , 5165529 , 154299586 , 1413883934 , 2135587239
n×2
3277984026
n×3
4916976039
n×4
6555968052
n×5
8194960065
n÷2
819496006.5
n÷3
546330671
n÷3
409748003.25
n÷5
327798402.6
n2
2686294818677792169
n3
4.4028157523762E+27
n4
7.2161798528552E+36
n5
1.1827261143201E+46
2 √n
40484.466317342
3 √n
1179.0320542981
4 √n
201.20752052879
5 √n
69.649077317372
1 , 3 , 439 , 617 , 1317 , 1851 , 2017 , 6051 , 270863 , 812589 , 885463 , 1244489 , 2656389 , 3733467 , 546330671 , 1638992013
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1638992012
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1638992013 can be divided by 16 positive divisors.
The sum of these divisors (counting 1638992013) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100001101100010000100010001101
3
Ternary
11020020001102100220
4
Quaternary
1201230100202031
5
Quinary
11324040221023
6
Senary
430345141553
8
Octal
14154204215
10
Decimal
1638992013
12
Duodecimal
398a8a8b9
16
Hexadecimal
61b1088d
20
Vigesimal
15c3e00d
36
Base36
r3tabx
md5
83748ecab46bd74e4485f405fb028dec
sha1
5fe0fccbd8b9a7609c122b10c8f37925b347a0be
sha256
667e3d238504ec26bf0841dc0dd766d1316a7d9026ac61488629aa50e677509a
sha512
86e7c99fde9ff6f7e32d163ecd97f2f0c3991b823aa0ca0d790ae797d2ed28a6f800c4daa5a5e1a473ee09e8e8cc6a3de111d7aa5024417bcfc812de876ac829
ripemd-160
207dcb0ffd34333b89c0b4cd097e3cbbe6e4dc2b
Diameter
3277984026
Circumference
10298090534.666
Area
8.4392440677345E+18
Volume
1.8442471497033E+28
Surface area
3.3756976270938E+19
Circumference
10298090534.666
Perimeter
6555968052
Area
2686294818677792169
Diagonal
2317884733.4058
Surface area
1.6117768912067E+19
Volume
4.4028157523762E+27
Space diagonal
2838817439.7156
Perimeter
4916976039
Area
1.1631997775147E+18
Altitude
1419408719.8578
Surface area
1.1631997775147E+18
Volume
5.1887681247003E+26
Height
772628244.46859