201870991 is an odd 9-digits composite number following 201870990
and preceding 201870992 . In scientific notation, it is written as 2.01870991 × 10^8.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 161841888 positive integers (up to 201870991) that are relatively prime to 201870991.
201870991 has 16 divisors, whose sum is 245939200
The reverse of 201870991 is 199078102
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
two hundred one million eight hundred seventy thousand nine hundred ninety-one
Scientific notation
2.01870991 × 10^8
Engineering notation
2.01870991 × 10^6
Prime Factorization
7 × 19 × 79 × 19213
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
201870991
Product of the distinct prime numbers
The prime factorization of 201870991 is 7 × 19 × 79 × 19213.
Since it has a total of 4 prime factors.
10 , 8 , 12 , 85 , 400 , 19 , 7177 , 8053 , 80471 , 18097 , 837113 , 248548 , 8346518 , 7023366 , 72998630 , 40266248 , 531486839 , 721230992 , 1691922841 , 9804968133
n×2
403741982
n×3
605612973
n×4
807483964
n×5
1009354955
n÷2
100935495.5
n÷3
67290330.333333
n÷3
50467747.75
n÷5
40374198.2
n2
40751897007322081
n3
8.226625833998E+24
n4
1.6607171096954E+33
n5
3.3525060870486E+41
2 √n
14208.131157897
3 √n
586.62149406117
4 √n
119.1978655761
5 √n
45.815748172706
1 , 7 , 19 , 79 , 133 , 553 , 1501 , 10507 , 19213 , 134491 , 365047 , 1517827 , 2555329 , 10624789 , 28838713 , 201870991
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-201870990
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 201870991 can be divided by 16 positive divisors.
The sum of these divisors (counting 201870991) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100000010000100111010001111
3
Ternary
112001212002221101
4
Quaternary
30002010322033
5
Quinary
403134332431
6
Senary
32010443531
8
Octal
1402047217
10
Decimal
201870991
12
Duodecimal
577335a7
16
Hexadecimal
c084e8f
20
Vigesimal
331dh9b
36
Base36
3c6snj
md5
dc3812fde923fc05c598c2f4fd81c886
sha1
c170215e93d6c9216acfb95cdf6f5f10b9662dff
sha256
05b7a54f9405a1a2f9f2ea317e4cb32945a164e43d9c3616eb6484daecd3e908
sha512
1ba19de860a7117f82f9e398df32aaa7f37b4d1db5d8a0e47fc0b74f0a28f59060af39067a0e020d92e585b53f2e563f1321e0f13438331bcdace579390d864c
ripemd-160
95902688d2eb79db4eda8b4d235e5a90a37e4746
Diameter
403741982
Circumference
1268392844.597
Area
1.2802586025805E+17
Volume
3.4459609711894E+25
Surface area
5.121034410322E+17
Circumference
1268392844.597
Perimeter
807483964
Area
40751897007322081
Diagonal
285488693.3219
Surface area
244511382043932486
Volume
8.226625833998E+24
Space diagonal
349650812.98628
Perimeter
605612973
Area
1.7646089030374E+16
Altitude
174825406.49314
Surface area
1.7646089030374E+16
Volume
9.6951715225074E+23
Height
95162897.773966