148891421 is an odd 9-digits composite number following 148891420
and preceding 148891422 . In scientific notation, it is written as 1.48891421 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 126807408 positive integers (up to 148891421) that are relatively prime to 148891421.
148891421 has 8 divisors, whose sum is 171246720
The reverse of 148891421 is 124198841
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred forty-eight million eight hundred ninety-one thousand four hundred twenty-one
Scientific notation
1.48891421 × 10^8
Engineering notation
1.48891421 × 10^6
Prime Factorization
7 × 157 × 135479
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
148891421
Product of the distinct prime numbers
The prime factorization of 148891421 is 7 × 157 × 135479.
Since it has a total of 3 prime factors.
3 , 7 , 96 , 16 , 122 , 429 , 5394 , 2112 , 91770 , 58976 , 47382 , 542876 , 8705192 , 8658304 , 57181377 , 67664710 , 494241349 , 813164631 , 8479387081 , 472524523
n×2
297782842
n×3
446674263
n×4
595565684
n×5
744457105
n÷2
74445710.5
n÷3
49630473.666667
n÷3
37222855.25
n÷5
29778284.2
n2
22168655247399241
n3
3.3007225814444E+24
n4
4.9144927547804E+32
n5
7.3172580975346E+40
2 √n
12202.107236047
3 √n
530.01711229903
4 √n
110.46314876939
5 √n
43.109594219116
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
-148891420
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 148891421 can be divided by 8 positive divisors.
The sum of these divisors (counting 148891421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000110111111110011100011101
3
Ternary
101101011110122002
4
Quaternary
20313332130131
5
Quinary
301104011141
6
Senary
22435132045
8
Octal
1067763435
10
Decimal
148891421
12
Duodecimal
41a44025
16
Hexadecimal
8dfe71d
20
Vigesimal
26ab8b1
36
Base36
2gn9ct
md5
1a95e56954f454ac4de53288995e6666
sha1
68a738d7851262b05467255f8747db34f9b79b5a
sha256
457277bf3c79669464327d5710ab2406f3c3b110b210454b2b9ffb22fa17f685
sha512
f8c57ba75f5501ee31ed6582f86d7a778e85aca91f3c0fd3d2cef2b10c1858687597d6bfc6c1007d275e1073a6b5b837dc40f0571db57aa8a5af6cd93cf16f8d
ripemd-160
05bbbd4b357376a150f533c5e40e3f1b4b2b8199
Diameter
297782842
Circumference
935512388.79229
Area
6.9644884465194E+16
Volume
1.3826034417871E+25
Surface area
2.7857953786078E+17
Circumference
935512388.79229
Perimeter
595565684
Area
22168655247399241
Diagonal
210564266.8992
Surface area
133011931484395446
Volume
3.3007225814444E+24
Space diagonal
257887505.98313
Perimeter
446674263
Area
9.5993093059935E+15
Altitude
128943752.99156
Surface area
9.5993093059935E+15
Volume
3.8899388669248E+23
Height
70188088.966401