147991621 is an odd 9-digits prime number following 147991620
and preceding 147991622 . In scientific notation, it is written as 1.47991621 × 10^8.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 147991620 positive integers (up to 147991621) that are relatively prime to 147991621.
147991621 has 2 divisors, whose sum is 147991622
The reverse of 147991621 is 126199741
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 40 Digital Root 4
Name
one hundred forty-seven million nine hundred ninety-one thousand six hundred twenty-one
Scientific notation
1.47991621 × 10^8
Engineering notation
1.47991621 × 10^6
Prime Factorization
147991621
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
147991621 Product of the distinct prime numbers
The prime factorization of 147991621 is 147991621.
Since it has a total of 1 prime factors.
4 , 1 , 67 , 95 , 857 , 695 , 8804 , 6811 , 8440 , 6577 , 279889 , 800286 , 8485714 , 7203877 , 47292065 , 78548117 , 384819830 , 491553025 , 4477488164 , 4002670160
n×2
295983242
n×3
443974863
n×4
591966484
n×5
739958105
n÷2
73995810.5
n÷3
49330540.333333
n÷3
36997905.25
n÷5
29598324.2
n2
21901519886207641
n3
3.2412414303236E+24
n4
4.7967657332595E+32
n5
7.0988113642233E+40
2 √n12165.180680943
3 √n528.94726480001
4 √n110.29587789643
5 √n43.057362703819
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
147991622 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
73995811 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
12165.180722044 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999864857 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 147991621 can be divided by 2 positive divisors.
The sum of these divisors (counting 147991621) is 147991622, the average is 73995811.
Base
System
Value
2
Binary
1000110100100010110001000101
3
Ternary
101022110202100011
4
Quaternary
20310202301011
5
Quinary
300341212441
6
Senary
22403550221
8
Octal
1064426105
10
Decimal
147991621
12
Duodecimal
4168b371
16
Hexadecimal
8d22c45
20
Vigesimal
264ij11
36
Base36
2g3z2d
md5
af1b70cb00f19b6330ae8471625ac5bc
sha1
df56893a40d5898901f9057f3865a652d6c18f98
sha256
f9dc4ac07fb9dffc79b431cd8838ba3799342664efa303185a66e9c7efab1bcf
sha512
6853ced5164fb93e85b34418693b4698707f53878ee772cc0056a04a89b03c2a9d292ffd59f90aa5493b74dc75ee8fe464549a5ec717e958f61822170c4f2b07
ripemd-160
7f6186fe49feb9ad2ebfa981a60f4bc2d2bfa9c6
Diameter
295983242
Circumference
929858778.65289
Area
6.8805653976961E+16
Volume
1.3576880354687E+25
Surface area
2.7522261590784E+17
Circumference
929858778.65289
Perimeter
591966484
Area
21901519886207641
Diagonal
209291757.53578
Surface area
131409119317245846
Volume
3.2412414303236E+24
Space diagonal
256329006.66648
Perimeter
443974863
Area
9.4836363014729E+15
Altitude
128164503.33324
Surface area
9.4836363014729E+15
Volume
3.8198396580743E+23
Height
69763919.178593