1381435985 is an odd 10-digits composite number following 1381435984
and preceding 1381435986 . In scientific notation, it is written as 1.381435985 × 10^9.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 1081634800 positive integers (up to 1381435985) that are relatively prime to 1381435985.
1381435985 has 8 divisors, whose sum is 1692994176
The reverse of 1381435985 is 5895341831
Previous prime number is 47
Is Prime? no Number parity odd Number length 10 Sum of Digits 47 Digital Root 2
Name
one billion three hundred eighty-one million four hundred thirty-five thousand nine hundred eighty-five
Scientific notation
1.381435985 × 10^9
Engineering notation
1.381435985 × 10^9
Prime Factorization
5 × 47 × 5878451
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1381435985 Product of the distinct prime numbers
The prime factorization of 1381435985 is 5 × 47 × 5878451.
Since it has a total of 3 prime factors.
8 , 4 , 27 , 8 , 309 , 362 , 768 , 8773 , 28775 , 73507 , 732754 , 892891 , 9927956 , 5780401 , 65559977 , 49413797 , 647438821 , 511277118 , 4347607179 , 9507179817
n×2
2762871970
n×3
4144307955
n×4
5525743940
n×5
6907179925
n÷2
690717992.5
n÷3
460478661.66667
n÷3
345358996.25
n÷5
276287197
n2
1908365380652920225
n3
2.6362846093622E+27
n4
3.6418584260746E+36
n5
5.0309942820549E+45
2 √n37167.673925066
3 √n1113.7223153349
4 √n192.78919556102
5 √n67.307917377712
8 divisors
τ Total Divisors
8 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1381435984 Sum of the proper positive divisors of n
A Arithmetic Mean
0.125 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
8 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1381435985 can be divided by 8 positive divisors.
The sum of these divisors (counting 1381435985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010010101110000101001010001
3
Ternary
10120021102012220202
4
Quaternary
1102111300221101
5
Quinary
10312121422420
6
Senary
345024544545
8
Octal
12225605121
10
Decimal
1381435985
12
Duodecimal
326782155
16
Hexadecimal
52570a51
20
Vigesimal
11bdj9j5
36
Base36
mugytt
md5
6dcba90a34f9c236295735d1bade6124
sha1
4895d314bf464d59c70dc6efee61d8a77a24cab5
sha256
e4de39e6924045b99fa7c7d55658b52a63f6bae266bb9eb74546b5f44089ffd6
sha512
1f26941bebd11a32114ea776f0bdd6d5bf2c7325e7571fbfdad60b76125c53fb6e81d38f842902b4abe33eecb208ff58f7d373b94adc5303f21e0c960159b779
ripemd-160
adf91aa76f801095b5cb630aa77ffedd10fc868b
Diameter
2762871970
Circumference
8679818283.7612
Area
5.9953066602243E+18
Volume
1.1042843148725E+28
Surface area
2.3981226640897E+19
Circumference
8679818283.7612
Perimeter
5525743940
Area
1908365380652920225
Diagonal
1953645505.5372
Surface area
1.1450192283918E+19
Volume
2.6362846093622E+27
Space diagonal
2392717313.424
Perimeter
4144307955
Area
8.2634644967409E+17
Altitude
1196358656.712
Surface area
8.2634644967409E+17
Volume
3.1068912073629E+26
Height
651215168.51241