148961921 is an odd 9-digits composite number following 148961920
and preceding 148961922 . In scientific notation, it is written as 1.48961921 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 148912212 positive integers (up to 148961921) that are relatively prime to 148961921.
148961921 has 4 divisors, whose sum is 149011632
The reverse of 148961921 is 129169841
Previous prime number is 3203
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred forty-eight million nine hundred sixty-one thousand nine hundred twenty-one
Scientific notation
1.48961921 × 10^8
Engineering notation
1.48961921 × 10^6
Prime Factorization
3203 × 46507
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
148961921
Product of the distinct prime numbers
The prime factorization of 148961921 is 3203 × 46507.
Since it has a total of 2 prime factors.
10 , 3 , 94 , 34 , 839 , 840 , 3915 , 4230 , 78125 , 29902 , 595433 , 581426 , 1314033 , 5611507 , 92998536 , 1466272 , 155049221 , 747575305 , 7229732780 , 3167068396
n×2
297923842
n×3
446885763
n×4
595847684
n×5
744809605
n÷2
74480960.5
n÷3
49653973.666667
n÷3
37240480.25
n÷5
29792384.2
n2
22189653908010241
n3
3.3054134724624E+24
n4
4.9238074055727E+32
n5
7.3345980976814E+40
2 √n
12204.99573945
3 √n
530.10075336241
4 √n
110.47622250715
5 √n
43.113675919602
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
-148961920
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 148961921 can be divided by 4 positive divisors.
The sum of these divisors (counting 148961921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000111000001111101010000001
3
Ternary
101101022001100012
4
Quaternary
20320033222001
5
Quinary
301113240141
6
Senary
22440434305
8
Octal
1070175201
10
Decimal
148961921
12
Duodecimal
41a78995
16
Hexadecimal
8e0fa81
20
Vigesimal
26b04g1
36
Base36
2gorr5
md5
354e5601e069fed37d4391b43d8f8e91
sha1
f66217494f971f083848b2b4935480a65385b2ed
sha256
dc8f07f1ce0b92a31d547e5e7f3d85792226297e1c6884b459b0a828edcc8d53
sha512
aabd80d1e73d896586c8ae33ca29c870d104f94310f72b9f852dbabb8035f59edb84d2558ca104025d52a95d03a8a104020acc6b4c4f5c4b7de96b39e51e4473
ripemd-160
27124023e7bb421ad63f5822d53830aeba9417b6
Diameter
297923842
Circumference
935955353.35645
Area
6.9710853703105E+16
Volume
1.3845683576219E+25
Surface area
2.7884341481242E+17
Circumference
935955353.35645
Perimeter
595847684
Area
22189653908010241
Diagonal
210663968.95535
Surface area
133137923448061446
Volume
3.3054134724624E+24
Space diagonal
258009615.56506
Perimeter
446885763
Area
9.6084019927608E+15
Altitude
129004807.78253
Surface area
9.6084019927608E+15
Volume
3.8954671350059E+23
Height
70221322.985117