148978639 is an odd 9-digits composite number following 148978638
and preceding 148978640 . In scientific notation, it is written as 1.48978639 × 10^8.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 141137640 positive integers (up to 148978639) that are relatively prime to 148978639.
148978639 has 4 divisors, whose sum is 156819640
The reverse of 148978639 is 936879841
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 55
Digital Root 1
Name
one hundred forty-eight million nine hundred seventy-eight thousand six hundred thirty-nine
Scientific notation
1.48978639 × 10^8
Engineering notation
1.48978639 × 10^6
Prime Factorization
19 × 7840981
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
148978639
Product of the distinct prime numbers
The prime factorization of 148978639 is 19 × 7840981.
Since it has a total of 2 prime factors.
2 , 9 , 82 , 18 , 407 , 626 , 5632 , 5635 , 67897 , 72108 , 117564 , 502690 , 2884691 , 9326792 , 6307874 , 64721689 , 420301162 , 609265765 , 1719931706 , 8077533412
n×2
297957278
n×3
446935917
n×4
595914556
n×5
744893195
n÷2
74489319.5
n÷3
49659546.333333
n÷3
37244659.75
n÷5
29795727.8
n2
22194634878292321
n3
3.3065264972699E+24
n4
4.9260181738071E+32
n5
7.3387148322305E+40
2 √n
12205.680603719
3 √n
530.12058369404
4 √n
110.47932206399
5 √n
43.11464360594
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
-148978638
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 148978639 can be divided by 4 positive divisors.
The sum of these divisors (counting 148978639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000111000010011101111001111
3
Ternary
101101022220021101
4
Quaternary
20320103233033
5
Quinary
301114304024
6
Senary
22441043531
8
Octal
1070235717
10
Decimal
148978639
12
Duodecimal
41a865a7
16
Hexadecimal
8e13bcf
20
Vigesimal
26b26bj
36
Base36
2gp4nj
md5
89bd699efd296a6b491d5a6dc06fcac3
sha1
93d59f05d9fa36f10c8e37b58977dba565219792
sha256
1ae2b2bef8cad2c9377e5eede25f8fd9899987ff3d9b20db984a511c2edbee20
sha512
9542b0af09a42a4793ba70e52d8e49c730c1c5a01e6500ce853b4a345756be3c40115b818e8193cfdf9a3e80289fc122544882240afdfbaf3dab316d6eb51b91
ripemd-160
4cd96af1ed5f887a1fa1fcfb29bf008d5d3bbbc3
Diameter
297957278
Circumference
936060395.64841
Area
6.9726501882751E+16
Volume
1.3850345803631E+25
Surface area
2.78906007531E+17
Circumference
936060395.64841
Perimeter
595914556
Area
22194634878292321
Diagonal
210687611.77769
Surface area
133167809269753926
Volume
3.3065264972699E+24
Space diagonal
258038571.99046
Perimeter
446935917
Area
9.6105588161606E+15
Altitude
129019285.99523
Surface area
9.6105588161606E+15
Volume
3.8967788473209E+23
Height
70229203.925895