149662021 is an odd 9-digits composite number following 149662020
and preceding 149662022 . In scientific notation, it is written as 1.49662021 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 149636844 positive integers (up to 149662021) that are relatively prime to 149662021.
149662021 has 4 divisors, whose sum is 149687200
The reverse of 149662021 is 120266941
Previous prime number is 9619
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred forty-nine million six hundred sixty-two thousand twenty-one
Scientific notation
1.49662021 × 10^8
Engineering notation
1.49662021 × 10^6
Prime Factorization
9619 × 15559
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
149662021
Product of the distinct prime numbers
The prime factorization of 149662021 is 9619 × 15559.
Since it has a total of 2 prime factors.
5 , 5 , 54 , 93 , 991 , 859 , 540 , 9140 , 30434 , 32629 , 21662 , 762708 , 7997541 , 209365 , 69135390 , 90287522 , 424921773 , 186042233 , 7473807237 , 2512631962
n×2
299324042
n×3
448986063
n×4
598648084
n×5
748310105
n÷2
74831010.5
n÷3
49887340.333333
n÷3
37415505.25
n÷5
29932404.2
n2
22398720529804441
n3
3.3522377823047E+24
n4
5.0170268137228E+32
n5
7.5085837235295E+40
2 √n
12233.642997897
3 √n
530.92992195993
4 √n
110.60580001925
5 √n
43.154125585932
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
-149662020
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 149662021 can be divided by 4 positive divisors.
The sum of these divisors (counting 149662021) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000111010111010100101000101
3
Ternary
101102121121200211
4
Quaternary
20322322211011
5
Quinary
301303141041
6
Senary
22503435421
8
Octal
1072724505
10
Decimal
149662021
12
Duodecimal
42155b71
16
Hexadecimal
8eba945
20
Vigesimal
26f7f11
36
Base36
2h3ryd
md5
dc0e593fad460bac5d2d7f105193a5a8
sha1
c400e9951e951525720c944cc13908321815f6db
sha256
0309da371e4f04b76950bffce8743a3f445f766665f8c6c2c513d9380114b0df
sha512
35722f40dcd440eaba912e038bd3a94a77949a2c84febe337da17f074f466dc85d2e20b7acf12693623ea5c6688f371f486874294372fa554783b1e91291ac6c
ripemd-160
96c629f137318490764a9ae65e25d03448a42d01
Diameter
299324042
Circumference
940354211.39
Area
7.0367655866245E+16
Volume
1.4041820786633E+25
Surface area
2.8147062346498E+17
Circumference
940354211.39
Perimeter
598648084
Area
22398720529804441
Diagonal
211654059.87037
Surface area
134392323178826646
Volume
3.3522377823047E+24
Space diagonal
259222224.33544
Perimeter
448986063
Area
9.6989304955393E+15
Altitude
129611112.16772
Surface area
9.6989304955393E+15
Volume
3.9506501133624E+23
Height
70551353.290122