149747138 is an even 9-digits composite number following 149747137
and preceding 149747139 . In scientific notation, it is written as 1.49747138 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 74873568 positive integers (up to 149747138) that are relatively prime to 149747138.
149747138 has 4 divisors, whose sum is 224620710
The reverse of 149747138 is 831747941
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred forty-nine million seven hundred forty-seven thousand one hundred thirty-eight
Scientific notation
1.49747138 × 10^8
Engineering notation
1.49747138 × 10^6
Prime Factorization
2 × 74873569
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
149747138
Product of the distinct prime numbers
The prime factorization of 149747138 is 2 × 74873569.
Since it has a total of 2 prime factors.
7 , 2 , 96 , 71 , 901 , 767 , 3629 , 1841 , 9347 , 61715 , 174115 , 614975 , 4120598 , 3094456 , 83019545 , 17713695 , 363573299 , 828009122 , 743943583 , 5656527580
n×2
299494276
n×3
449241414
n×4
598988552
n×5
748735690
n÷2
74873569
n÷3
49915712.666667
n÷3
37436784.5
n÷5
29949427.6
n2
22424205339191044
n3
3.3579605714682E+24
n4
5.028449850942E+32
n5
7.529959737551E+40
2 √n
12237.121311812
3 √n
531.03055447714
4 √n
110.6215228236
5 √n
43.159033062603
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-149747137
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 149747138 can be divided by 4 positive divisors.
The sum of these divisors (counting 149747138) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000111011001111010111000010
3
Ternary
101102202221110022
4
Quaternary
20323033113002
5
Quinary
301313402023
6
Senary
22505333442
8
Octal
1073172702
10
Decimal
149747138
12
Duodecimal
42197282
16
Hexadecimal
8ecf5c2
20
Vigesimal
26fi7gi
36
Base36
2h5lmq
md5
36353ae59b8d05a89580bf3eb14c6000
sha1
2d44e77730f8618bde8d859099e75c38b0e1d9bd
sha256
1d91de3945e56a769c5bd326e403456d926f33991776a21991232ffdcdc07989
sha512
4dd6738e987b24531aa57f31f75311b6579b4308e9219c956237210e2ebb96c1391196c89d8ce14fd7e8923d1cce59da21b867acc8942f455ca67707809a9c03
ripemd-160
951e6e498451a75999166450db69a3b3641b3c59
Diameter
299494276
Circumference
940889017.27379
Area
7.0447718756192E+16
Volume
1.4065792349825E+25
Surface area
2.8179087502477E+17
Circumference
940889017.27379
Perimeter
598988552
Area
22424205339191044
Diagonal
211774433.48616
Surface area
134545232035146264
Volume
3.3579605714682E+24
Space diagonal
259369651.30403
Perimeter
449241414
Area
9.709965741709E+15
Altitude
129684825.65201
Surface area
9.709965741709E+15
Volume
3.9573944850703E+23
Height
70591477.828718