761991421 is an odd 9-digits prime number following 761991420
and preceding 761991422 . In scientific notation, it is written as 7.61991421 × 10^8.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 761991420 positive integers (up to 761991421) that are relatively prime to 761991421.
761991421 has 2 divisors, whose sum is 761991422
The reverse of 761991421 is 124199167
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 40 Digital Root 4
Name
seven hundred sixty-one million nine hundred ninety-one thousand four hundred twenty-one
Scientific notation
7.61991421 × 10^8
Engineering notation
7.61991421 × 10^6
Prime Factorization
761991421
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
761991421 Product of the distinct prime numbers
The prime factorization of 761991421 is 761991421.
Since it has a total of 1 prime factors.
2 , 4 , 39 , 71 , 123 , 438 , 6100 , 3999 , 8183 , 31113 , 686747 , 15684 , 1607010 , 5962328 , 82840561 , 56762705 , 936847702 , 732430423 , 5314191470 , 1408516006
n×2
1523982842
n×3
2285974263
n×4
3047965684
n×5
3809957105
n÷2
380995710.5
n÷3
253997140.33333
n÷3
190497855.25
n÷5
152398284.2
n2
580630925677599241
n3
4.4243578413362E+26
n4
3.3713227185323E+35
n5
2.568918988944E+44
2 √n27604.192091057
3 √n913.37690734918
4 √n166.14509349077
5 √n59.757169247016
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
761991422 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
380995711 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
27604.192109171 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999973753 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 761991421 can be divided by 2 positive divisors.
The sum of these divisors (counting 761991421) is 761991422, the average is 380995711.
Base
System
Value
2
Binary
101101011010110001000011111101
3
Ternary
1222002211011201111
4
Quaternary
231122301003331
5
Quinary
3030032211141
6
Senary
203340042021
8
Octal
5532610375
10
Decimal
761991421
12
Duodecimal
193233311
16
Hexadecimal
2d6b10fd
20
Vigesimal
bi28ib1
36
Base36
clo4cd
md5
d70e069e63ee16b495a78f607b5bb811
sha1
06f5e8b4838993c27c233d0baab648e772769b1f
sha256
89bf6bec2e104cfee4e4d075aa1c27eb7b8023df1a9beea88b37d69555f0eaa5
sha512
962b8a74c490f48e49df0159ba3755f8519da728fa2f2abdeba005645e705003f7ec20a88c8d14e217a1d2eaa64db023f5bf35c499e6f170123e9ecd1fb0f4b9
ripemd-160
fe5220de9815f3a93e18481e5422e3aabd4fa4ae
Diameter
1523982842
Circumference
4787733300.6241
Area
1.8241058505558E+18
Volume
1.8532706788259E+27
Surface area
7.2964234022231E+18
Circumference
4787733300.6241
Perimeter
3047965684
Area
580630925677599241
Diagonal
1077618601.9901
Surface area
3483785554065595446
Volume
4.4243578413362E+26
Space diagonal
1319807856.1036
Perimeter
2285974263
Area
2.5142056592984E+17
Altitude
659903928.0518
Surface area
2.5142056592984E+17
Volume
5.2141557200078E+25
Height
359206200.66338