149719805 is an odd 9-digits composite number following 149719804
and preceding 149719806 . In scientific notation, it is written as 1.49719805 × 10^8.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 118018560 positive integers (up to 149719805) that are relatively prime to 149719805.
149719805 has 16 divisors, whose sum is 182314800
The reverse of 149719805 is 508917941
Previous prime number is 509
Is Prime? no Number parity odd Number length 9 Sum of Digits 44 Digital Root 8
Name
one hundred forty-nine million seven hundred nineteen thousand eight hundred five
Scientific notation
1.49719805 × 10^8
Engineering notation
1.49719805 × 10^6
Prime Factorization
5 × 661 × 509 × 89
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
149719805 Product of the distinct prime numbers
The prime factorization of 149719805 is 5 × 661 × 509 × 89.
Since it has a total of 4 prime factors.
4 , 2 , 67 , 39 , 617 , 599 , 1342 , 7717 , 56192 , 51143 , 177826 , 129132 , 9260033 , 5908993 , 93323406 , 66293262 , 306410965 , 349782420 , 8563013657 , 5744400496
n×2
299439610
n×3
449159415
n×4
598879220
n×5
748599025
n÷2
74859902.5
n÷3
49906601.666667
n÷3
37429951.25
n÷5
29943961
n2
22416020009238025
n3
3.3561221446592E+24
n4
5.0247795305456E+32
n5
7.5230901148128E+40
2 √n12236.004454069
3 √n530.99824325005
4 √n110.61647460514
5 √n43.15745740379
1 , 5 , 89 , 445 , 509 , 661 , 2545 , 3305 , 45301 , 58829 , 226505 , 294145 , 336449 , 1682245 , 29943961 , 149719805
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-149719804 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 149719805 can be divided by 16 positive divisors.
The sum of these divisors (counting 149719805) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000111011001000101011111101
3
Ternary
101102201112221222
4
Quaternary
20323020223331
5
Quinary
301312013210
6
Senary
22505003125
8
Octal
1073105375
10
Decimal
149719805
12
Duodecimal
421834a5
16
Hexadecimal
8ec8afd
20
Vigesimal
26feja5
36
Base36
2h50jh
md5
4cbd5d400739fc0508d7d7be60f5abb1
sha1
f320fbaad2d1cebffce55ba5beabc60351df85bc
sha256
6c283f6d93813840b75b913c5ef1129725cadca5aebbc4201ee7fbd6b2071c6c
sha512
969977d31f4441dd6b5c6799107d3ac38eb4391f0c05f267059b2e842053995d796d735f805aa3111309fcf0c55f4f204f59d207ec56132a60b615b93aa2d161
ripemd-160
1dbf66d7e8808f14453ca7a9f023c10f1f42b948
Diameter
299439610
Circumference
940717278.96979
Area
7.0422003783744E+16
Volume
1.4058091565615E+25
Surface area
2.8168801513498E+17
Circumference
940717278.96979
Perimeter
598879220
Area
22416020009238025
Diagonal
211735778.78686
Surface area
134496120055428150
Volume
3.3561221446592E+24
Space diagonal
259322309.1593
Perimeter
449159415
Area
9.7064213898702E+15
Altitude
129661154.57965
Surface area
9.7064213898702E+15
Volume
3.9552278782981E+23
Height
70578592.928952