149739857 is an odd 9-digits composite number following 149739856
and preceding 149739858 . In scientific notation, it is written as 1.49739857 × 10^8.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 149568240 positive integers (up to 149739857) that are relatively prime to 149739857.
149739857 has 4 divisors, whose sum is 149911476
The reverse of 149739857 is 758937941
Previous prime number is 877
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred forty-nine million seven hundred thirty-nine thousand eight hundred fifty-seven
Scientific notation
1.49739857 × 10^8
Engineering notation
1.49739857 × 10^6
Prime Factorization
877 × 170741
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
149739857
Product of the distinct prime numbers
The prime factorization of 149739857 is 877 × 170741.
Since it has a total of 2 prime factors.
4 , 4 , 93 , 67 , 179 , 72 , 561 , 8171 , 12145 , 50066 , 699572 , 47486 , 8890122 , 2466836 , 85012507 , 32110091 , 241362810 , 572357832 , 6349806780 , 5440401302
n×2
299479714
n×3
449219571
n×4
598959428
n×5
748699285
n÷2
74869928.5
n÷3
49913285.666667
n÷3
37434964.25
n÷5
29947971.4
n2
22422024774380449
n3
3.3574707833662E+24
n4
5.0274719498293E+32
n5
7.5281293083895E+40
2 √n
12236.823811758
3 √n
531.02194775475
4 √n
110.62017814015
5 √n
43.158613359047
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
-149739856
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 149739857 can be divided by 4 positive divisors.
The sum of these divisors (counting 149739857) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000111011001101100101010001
3
Ternary
101102202120110122
4
Quaternary
20323031211101
5
Quinary
301313133412
6
Senary
22505240025
8
Octal
1073154521
10
Decimal
149739857
12
Duodecimal
42193015
16
Hexadecimal
8ecd951
20
Vigesimal
26fh9ch
36
Base36
2h5g0h
md5
3b09dd9776b108f4b25a137a0c804751
sha1
f976635a7c092eb0b9b2cada9b5e9387a3f79c18
sha256
0034b84bcf75b45fb7e719b2b1cd476b9c198fa2974173defa821ac605fb5b46
sha512
460b7ea1193b45c165952e66e838f9643d362fe78004a658b72deb5b110e93783abb72172efad290d2fb76b763790e3a196a6838d509fa180e839f0c14792716
ripemd-160
e6b98d934d6eb0503a610a0444b88131d8359766
Diameter
299479714
Circumference
940843269.40157
Area
7.0440868309802E+16
Volume
1.4063740730221E+25
Surface area
2.8176347323921E+17
Circumference
940843269.40157
Perimeter
598959428
Area
22422024774380449
Diagonal
211764136.59721
Surface area
134532148646282694
Volume
3.3574707833662E+24
Space diagonal
259357040.2421
Perimeter
449219571
Area
9.7090215294488E+15
Altitude
129678520.12105
Surface area
9.7090215294488E+15
Volume
3.9568172642566E+23
Height
70588045.532403