148748891 is an odd 9-digits composite number following 148748890
and preceding 148748892 . In scientific notation, it is written as 1.48748891 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 140793120 positive integers (up to 148748891) that are relatively prime to 148748891.
148748891 has 8 divisors, whose sum is 156718800
The reverse of 148748891 is 198847841
Previous prime number is 1381
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred forty-eight million seven hundred forty-eight thousand eight hundred ninety-one
Scientific notation
1.48748891 × 10^8
Engineering notation
1.48748891 × 10^6
Prime Factorization
19 × 1381 × 5669
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
148748891
Product of the distinct prime numbers
The prime factorization of 148748891 is 19 × 1381 × 5669.
Since it has a total of 3 prime factors.
2 , 3 , 95 , 22 , 127 , 280 , 5218 , 9859 , 8591 , 25454 , 540620 , 342458 , 1759428 , 187606 , 15429301 , 58962551 , 883160974 , 603678864 , 2095944312 , 3154525446
n×2
297497782
n×3
446246673
n×4
594995564
n×5
743744455
n÷2
74374445.5
n÷3
49582963.666667
n÷3
37187222.75
n÷5
29749778.2
n2
22126232573729881
n3
3.2912525573504E+24
n4
4.8957016790679E+32
n5
7.2823019542818E+40
2 √n
12196.265452998
3 √n
529.84793430212
4 √n
110.43670337799
5 √n
43.101337511603
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
-148748890
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 148748891 can be divided by 8 positive divisors.
The sum of these divisors (counting 148748891) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000110111011011101001011011
3
Ternary
101100220020010012
4
Quaternary
20313123221123
5
Quinary
301034431031
6
Senary
22432112135
8
Octal
1067335133
10
Decimal
148748891
12
Duodecimal
4199564b
16
Hexadecimal
8ddba5b
20
Vigesimal
269dc4b
36
Base36
2gk7dn
md5
c2c169570b767ee584e417058e7a8d14
sha1
d4b67c629338fbbe2cf691ee5634d870596a39b6
sha256
4aed00dcba60ce5b9f9e41ce978c550ec2c277d2f12f637c813c9c38e59210de
sha512
66fb07537f16534d19e5b951e97b30392b6abe3abe27f8914405ed8c200cac802e790cbcb6ed95effeddcd52de2b475dff3f0f7fa9c4b73e203e271d01f24934
ripemd-160
422347777fd345096967dabf7509fc5d2348ff54
Diameter
297497782
Circumference
934616846.39046
Area
6.9511609705249E+16
Volume
1.3786366473707E+25
Surface area
2.78046438821E+17
Circumference
934616846.39046
Perimeter
594995564
Area
22126232573729881
Diagonal
210362699.04016
Surface area
132757395442379286
Volume
3.2912525573504E+24
Space diagonal
257640636.78152
Perimeter
446246673
Area
9.5809397494464E+15
Altitude
128820318.39076
Surface area
9.5809397494464E+15
Volume
3.8787783365001E+23
Height
70120899.680052