149853721 is an odd 9-digits composite number following 149853720
and preceding 149853722 . In scientific notation, it is written as 1.49853721 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 145019700 positive integers (up to 149853721) that are relatively prime to 149853721.
149853721 has 4 divisors, whose sum is 154687744
The reverse of 149853721 is 127358941
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred forty-nine million eight hundred fifty-three thousand seven hundred twenty-one
Scientific notation
1.49853721 × 10^8
Engineering notation
1.49853721 × 10^6
Prime Factorization
31 × 4833991
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
149853721
Product of the distinct prime numbers
The prime factorization of 149853721 is 31 × 4833991.
Since it has a total of 2 prime factors.
4 , 7 , 27 , 50 , 73 , 712 , 5978 , 7757 , 52100 , 41101 , 907035 , 188375 , 7714611 , 6745023 , 49414109 , 97877289 , 680450692 , 991636003 , 4723498192 , 7785407541
n×2
299707442
n×3
449561163
n×4
599414884
n×5
749268605
n÷2
74926860.5
n÷3
49951240.333333
n÷3
37463430.25
n÷5
29970744.2
n2
22456137697545841
n3
3.3651357932656E+24
n4
5.0427812029114E+32
n5
7.5567952744513E+40
2 √n
12241.475442119
3 √n
531.15651215824
4 √n
110.64120137688
5 √n
43.165175029935
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
-149853720
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 149853721 can be divided by 4 positive divisors.
The sum of these divisors (counting 149853721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000111011101001011000011001
3
Ternary
101102222100122211
4
Quaternary
20323221120121
5
Quinary
301330304341
6
Senary
22511515121
8
Octal
1073513031
10
Decimal
149853721
12
Duodecimal
42228aa1
16
Hexadecimal
8ee9619
20
Vigesimal
26gbe61
36
Base36
2h7vvd
md5
6a99fc424c2ae888ef6c5cf190ae5801
sha1
de18080a6bcc45371e89a422be388efc03a08e45
sha256
c8218d1a2aa9d345387d1712d2cb97eb862ccb311dcd2d9fb77c2ed6c6416673
sha512
1d2685ef95ad6c435df9f3652429869fde0190a71b667ef62da4ef4d0ec55c9ad2cc34c158670afedfdb8a6faaf43455dc02586b1dd3f56e24d4a54e41bdcd9a
ripemd-160
793eafe6a8381a998c0e7ea0135b5a473ea5533a
Diameter
299707442
Circumference
941558698.01339
Area
7.0548037218611E+16
Volume
1.4095847848607E+25
Surface area
2.8219214887444E+17
Circumference
941558698.01339
Perimeter
599414884
Area
22456137697545841
Diagonal
211925164.61027
Surface area
134736826185275046
Volume
3.3651357932656E+24
Space diagonal
259554258.47525
Perimeter
449561163
Area
9.723792858478E+15
Altitude
129777129.23763
Surface area
9.723792858478E+15
Volume
3.9658505650528E+23
Height
70641721.536758