148978909 is an odd 9-digits composite number following 148978908
and preceding 148978910 . In scientific notation, it is written as 1.48978909 × 10^8.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 144717840 positive integers (up to 148978909) that are relatively prime to 148978909.
148978909 has 8 divisors, whose sum is 153253088
The reverse of 148978909 is 909879841
Previous prime number is 691
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 nine hundred nine
Scientific notation
1.48978909 × 10^8
Engineering notation
1.48978909 × 10^6
Prime Factorization
37 × 691 × 5827
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
148978909
Product of the distinct prime numbers
The prime factorization of 148978909 is 37 × 691 × 5827.
Since it has a total of 3 prime factors.
8 , 1 , 37 , 39 , 262 , 270 , 9239 , 1320 , 64523 , 97977 , 653405 , 640630 , 9436837 , 4021562 , 70778270 , 43524162 , 536249959 , 730077938 , 7503505212 , 5493445847
n×2
297957818
n×3
446936727
n×4
595915636
n×5
744894545
n÷2
74489454.5
n÷3
49659636.333333
n÷3
37244727.25
n÷5
29795781.8
n2
22194715326830281
n3
3.3065444749568E+24
n4
4.9260538843903E+32
n5
7.3387813337169E+40
2 √n
12205.691664138
3 √n
530.12090394682
4 √n
110.47937212049
5 √n
43.11465923361
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
-148978908
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 148978909 can be divided by 8 positive divisors.
The sum of these divisors (counting 148978909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111000010011110011011101
3
Ternary
101101022220122101
4
Quaternary
20320103303131
5
Quinary
301114311114
6
Senary
22441045101
8
Octal
1070236335
10
Decimal
148978909
12
Duodecimal
41a86791
16
Hexadecimal
8e13cdd
20
Vigesimal
26b2759
36
Base36
2gp4v1
md5
6b7bfdde0a8d7ebfeae3fee52c2958ed
sha1
726abe4e04e221cf833ae8e945b21cca2550d282
sha256
7391e20d991d76a23e108e17bfec49276a2dfdc9ff9bfd18f057a0bd26fe76b5
sha512
2451a7f3c25e53794a462ee6925bdb825bd8f79bf12589334f1ceb12699edd6037a1116907fae7528bc0dca695b5d4a65ffc421cb4edf043063f813aae1155e1
ripemd-160
54c3ad4e8c8bc282f8ef362c389ddd837c11788f
Diameter
297957818
Circumference
936062092.10844
Area
6.9726754619287E+16
Volume
1.3850421108389E+25
Surface area
2.7890701847715E+17
Circumference
936062092.10844
Perimeter
595915636
Area
22194715326830281
Diagonal
210687993.61535
Surface area
133168291960981686
Volume
3.3065444749568E+24
Space diagonal
258039039.64418
Perimeter
446936727
Area
9.6105936513994E+15
Altitude
129019519.82209
Surface area
9.6105936513994E+15
Volume
3.8968000342281E+23
Height
70229331.205116