149728871 is an odd 9-digits composite number following 149728870
and preceding 149728872 . In scientific notation, it is written as 1.49728871 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 148741632 positive integers (up to 149728871) that are relatively prime to 149728871.
149728871 has 8 divisors, whose sum is 150720000
The reverse of 149728871 is 178827941
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred forty-nine million seven hundred twenty-eight thousand eight hundred seventy-one
Scientific notation
1.49728871 × 10^8
Engineering notation
1.49728871 × 10^6
Prime Factorization
383 × 313 × 1249
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
149728871
Product of the distinct prime numbers
The prime factorization of 149728871 is 383 × 313 × 1249.
Since it has a total of 3 prime factors.
3 , 7 , 90 , 58 , 306 , 488 , 7349 , 5590 , 44138 , 97245 , 105183 , 575333 , 724344 , 3758249 , 65075143 , 84317004 , 885317650 , 548734062 , 2339444450 , 9129464403
n×2
299457742
n×3
449186613
n×4
598915484
n×5
748644355
n÷2
74864435.5
n÷3
49909623.666667
n÷3
37432217.75
n÷5
29945774.2
n2
22418734810934641
n3
3.3567318524896E+24
n4
5.0259967052301E+32
n5
7.5253681232383E+40
2 √n
12236.37491253
3 √n
531.00896089895
4 √n
110.61814911004
5 √n
43.157980054794
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
-149728870
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 149728871 can be divided by 8 positive divisors.
The sum of these divisors (counting 149728871) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111011001010111001100111
3
Ternary
101102202000101202
4
Quaternary
20323022321213
5
Quinary
301312310441
6
Senary
22505113115
8
Octal
1073127147
10
Decimal
149728871
12
Duodecimal
4218879b
16
Hexadecimal
8ecae67
20
Vigesimal
26fg23b
36
Base36
2h57jb
md5
41e749b3552b636ff49bf902f2bcd28f
sha1
de5f082c9867fcae59038525b8384c1f4500e676
sha256
f336a6d191a9c068924c2ace57b83f0e66b7fdae7e79ba9ab8c610413e9a6fc9
sha512
4a3fbc2dfe10abd3e2c6c51b07058471935ae889813c2df1327e0551700e5342f611b14361d1348ed64a70e9ee446069aa779fc6cb919f4ad19c08500ed2e412
ripemd-160
b327fba578fd2cd6f59247ccd0b309b9ff4f3614
Diameter
299457742
Circumference
940774242.32779
Area
7.043053258481E+16
Volume
1.4060645503803E+25
Surface area
2.8172213033924E+17
Circumference
940774242.32779
Perimeter
598915484
Area
22418734810934641
Diagonal
211748600.04701
Surface area
134512408865607846
Volume
3.3567318524896E+24
Space diagonal
259338011.93193
Perimeter
449186613
Area
9.707596933488E+15
Altitude
129669005.96596
Surface area
9.707596933488E+15
Volume
3.9559464258672E+23
Height
70582866.682337