1991232743 is an odd 10-digits prime number following 1991232742
and preceding 1991232744 . In scientific notation, it is written as 1.991232743 × 10^9.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 1991232742 positive integers (up to 1991232743) that are relatively prime to 1991232743.
1991232743 has 2 divisors, whose sum is 1991232744
The reverse of 1991232743 is 3472321991
Previous prime number is 1
Is Prime? yes Number parity odd Number length 10 Sum of Digits 41 Digital Root 5
Name
one billion nine hundred ninety-one million two hundred thirty-two thousand seven hundred forty-three
Scientific notation
1.991232743 × 10^9
Engineering notation
1.991232743 × 10^9
Prime Factorization
1991232743
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
1991232743 Product of the distinct prime numbers
The prime factorization of 1991232743 is 1991232743.
Since it has a total of 1 prime factors.
10 , 5 , 49 , 13 , 302 , 997 , 7019 , 2210 , 2984 , 72201 , 547656 , 330722 , 1167893 , 663575 , 35981160 , 46903656 , 704493815 , 782530362 , 6734550663 , 5611953746
n×2
3982465486
n×3
5973698229
n×4
7964930972
n×5
9956163715
n÷2
995616371.5
n÷3
663744247.66667
n÷3
497808185.75
n÷5
398246548.6
n2
3965007836795304049
n3
7.8952534308784E+27
n4
1.5721287145848E+37
n5
3.1304741726918E+46
2 √n44623.230978942
3 √n1258.0773446177
4 √n211.24211459589
5 √n72.414311357933
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
1991232744 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
995616372 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
44623.230990147 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999989956 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1991232743 can be divided by 2 positive divisors.
The sum of these divisors (counting 1991232743) is 1991232744, the average is 995616372.
Base
System
Value
2
Binary
1110110101011111100110011100111
3
Ternary
12010202212002210212
4
Quaternary
1312223330303213
5
Quinary
13034223421433
6
Senary
525331010035
8
Octal
16653746347
10
Decimal
1991232743
12
Duodecimal
476a3991b
16
Hexadecimal
76afcce7
20
Vigesimal
1b2541h3
36
Base36
wxj10n
md5
768e495c7f83d296929e5014137b2309
sha1
822e672ee24ea6f5acd2159904efe9cd3f44eeaa
sha256
7aeffff0ea3587705dde710c4bb7b327ffda0ec8b04270c14bebb30488cebe4f
sha512
bed952f19bb207a6c3687f335ef5406d3b7988d00b2a13ca405fe1bad7f547ed5e7a3afb7863e7b35bddb281ebe763a4674761f079286ab7a507372764ce5586
ripemd-160
20a517a947e1e427870bc156b9ad77c9125f778c
Diameter
3982465486
Circumference
12511284313.993
Area
1.2456439491502E+19
Volume
3.307156023557E+28
Surface area
4.9825757966008E+19
Circumference
12511284313.993
Perimeter
7964930972
Area
3965007836795304049
Diagonal
2816028350.992
Surface area
2.3790047020772E+19
Volume
7.8952534308784E+27
Space diagonal
3448916280.5707
Perimeter
5973698229
Area
1.7168987564346E+18
Altitude
1724458140.2854
Surface area
1.7168987564346E+18
Volume
9.3046454002675E+26
Height
938676116.99733