1991231062 is an even 10-digits composite number following 1991231061
and preceding 1991231063 . In scientific notation, it is written as 1.991231062 × 10^9.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 991281888 positive integers (up to 1991231062) that are relatively prime to 1991231062.
1991231062 has 16 divisors, whose sum is 2999872080
The reverse of 1991231062 is 2601321991
Previous prime number is 1237
Is Prime? no Number parity even Number length 10 Sum of Digits 34 Digital Root 7
Name
one billion nine hundred ninety-one million two hundred thirty-one thousand sixty-two
Scientific notation
1.991231062 × 10^9
Engineering notation
1.991231062 × 10^9
Prime Factorization
2 × 317 × 1237 × 2539
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
1991231062 Product of the distinct prime numbers
The prime factorization of 1991231062 is 2 × 317 × 1237 × 2539.
Since it has a total of 4 prime factors.
4 , 2 , 70 , 41 , 257 , 369 , 1192 , 6844 , 17389 , 71331 , 5634 , 469235 , 924116 , 1776954 , 86069339 , 47202218 , 336770810 , 278326326 , 1375450821 , 2679736892
n×2
3982462124
n×3
5973693186
n×4
7964924248
n×5
9956155310
n÷2
995615531
n÷3
663743687.33333
n÷3
497807765.5
n÷5
398246212.4
n2
3965001142273647844
n3
7.8952334353608E+27
n4
1.5721234058231E+37
n5
3.1304609589723E+46
2 √n44623.212143457
3 √n1258.0769905944
4 √n211.24207001319
5 √n72.414299131487
1 , 2 , 317 , 634 , 1237 , 2474 , 2539 , 5078 , 392129 , 784258 , 804863 , 1609726 , 3140743 , 6281486 , 995615531 , 1991231062
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
-1991231061 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 1991231062 can be divided by 16 positive divisors.
The sum of these divisors (counting 1991231062) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110101011111100011001010110
3
Ternary
12010202212000111121
4
Quaternary
1312223330121112
5
Quinary
13034223343222
6
Senary
525330554154
8
Octal
16653743126
10
Decimal
1991231062
12
Duodecimal
476a3895a
16
Hexadecimal
76afc656
20
Vigesimal
1b253hd2
36
Base36
wxizpy
md5
f5da248ccb6a3ab4f55dc754df82a01e
sha1
f46ba6d6cf3836668eb4d0cd3badbbbafbb5acb6
sha256
29567b508c48fba32dfdcbd9ebf254a15e0a852281f6c4e8f4b09a08e36230a7
sha512
a77216415972390aef92e750cf92aec1d99dbd117cd2bd2a90912dbe4402a6721b06f60edeaa95a29e5507e964d360089e3a04237f305c3fb825807600fb54c4
ripemd-160
e24589b21bcf68d5c6fb64a88ddb118d729a3ded
Diameter
3982462124
Circumference
12511273751.958
Area
1.2456418460042E+19
Volume
3.3071476478541E+28
Surface area
4.9825673840168E+19
Circumference
12511273751.958
Perimeter
7964924248
Area
3965001142273647844
Diagonal
2816025973.699
Surface area
2.3790006853642E+19
Volume
7.8952334353608E+27
Space diagonal
3448913368.9933
Perimeter
5973693186
Area
1.7168958576216E+18
Altitude
1724456684.4967
Surface area
1.7168958576216E+18
Volume
9.3046218353239E+26
Height
938675324.56633