261111139 is an odd 9-digits prime number following 261111138
and preceding 261111140 . In scientific notation, it is written as 2.61111139 × 10^8.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 261111138 positive integers (up to 261111139) that are relatively prime to 261111139.
261111139 has 2 divisors, whose sum is 261111140
The reverse of 261111139 is 931111162
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 25 Digital Root 7
Name
two hundred sixty-one million one hundred eleven thousand one hundred thirty-nine
Scientific notation
2.61111139 × 10^8
Engineering notation
2.61111139 × 10^6
Prime Factorization
261111139
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
261111139 Product of the distinct prime numbers
The prime factorization of 261111139 is 261111139.
Since it has a total of 1 prime factors.
8 , 8 , 58 , 82 , 213 , 971 , 9582 , 9515 , 88107 , 59531 , 161812 , 902422 , 6612226 , 6680562 , 81090139 , 35268896 , 827880144 , 790212837 , 3034150863 , 3072568864
n×2
522222278
n×3
783333417
n×4
1044444556
n×5
1305555695
n÷2
130555569.5
n÷3
87037046.333333
n÷3
65277784.75
n÷5
52222227.8
n2
68179026909877321
n3
1.780230337235E+25
n4
4.6483797103778E+33
n5
1.2137437206812E+42
2 √n16158.93372101
3 √n639.15834921403
4 √n127.11779466703
5 √n48.235310648506
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
261111140 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
130555570 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
16158.933751953 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999923404 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 261111139 can be divided by 2 positive divisors.
The sum of these divisors (counting 261111139) is 261111140, the average is 130555570.
Base
System
Value
2
Binary
1111100100000011110101100011
3
Ternary
200012022211010221
4
Quaternary
33210003311203
5
Quinary
1013321024024
6
Senary
41524303511
8
Octal
1744036543
10
Decimal
261111139
12
Duodecimal
73541b97
16
Hexadecimal
f903d63
20
Vigesimal
41bihgj
36
Base36
4bgin7
md5
f1a71fb3eac7f3ca30f7f754e1f7d236
sha1
a5807f1f1ca4212235a8f49ff033901528ce7d8a
sha256
7ccdccfde652d50f3f707a7b297d9ccfa462dc1ad1c409683830fd011f2c7ef3
sha512
1df171485a9007e5ca0ee2eed5bd4c2ca13540747eb4c8ec29f65dcf7db77af4fad53d9a499ff4d0fd0ea143d51f24a9f3162b18b3159f059bc99ecd9748f669
ripemd-160
b27ad5f3b0943ed407628c9d39c6dc35e7b06e89
Diameter
522222278
Circumference
1640609672.1057
Area
2.1419073006897E+17
Volume
7.4570113988734E+25
Surface area
8.5676292027589E+17
Circumference
1640609672.1057
Perimeter
1044444556
Area
68179026909877321
Diagonal
369266914.06049
Surface area
409074161459263926
Volume
1.780230337235E+25
Space diagonal
452257759.17018
Perimeter
783333417
Area
2.9522384654628E+16
Altitude
226128879.58509
Surface area
2.9522384654628E+16
Volume
2.0980215725548E+24
Height
123088971.3535