201997021 is an odd 9-digits composite number following 201997020
and preceding 201997022 . In scientific notation, it is written as 2.01997021 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 200787292 positive integers (up to 201997021) that are relatively prime to 201997021.
201997021 has 4 divisors, whose sum is 203206752
The reverse of 201997021 is 120799102
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
two hundred one million nine hundred ninety-seven thousand twenty-one
Scientific notation
2.01997021 × 10^8
Engineering notation
2.01997021 × 10^6
Prime Factorization
167 × 1209563
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
201997021
Product of the distinct prime numbers
The prime factorization of 201997021 is 167 × 1209563.
Since it has a total of 2 prime factors.
1 , 1 , 88 , 18 , 325 , 529 , 6615 , 8934 , 40113 , 52819 , 224674 , 966837 , 1090247 , 5533137 , 8534163 , 30839127 , 2762301 , 252377824 , 8162790411 , 949845391
n×2
403994042
n×3
605991063
n×4
807988084
n×5
1009985105
n÷2
100998510.5
n÷3
67332340.333333
n÷3
50499255.25
n÷5
40399404.2
n2
40802796492874441
n3
8.2420433400299E+24
n4
1.6648682016389E+33
n5
3.3629841708869E+41
2 √n
14212.565602311
3 √n
586.74354647758
4 √n
119.21646531546
5 √n
45.82146738705
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
-201997020
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 201997021 can be divided by 4 positive divisors.
The sum of these divisors (counting 201997021) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000010100011101011011101
3
Ternary
112002002111211011
4
Quaternary
30002203223131
5
Quinary
403202401041
6
Senary
32013255221
8
Octal
1402435335
10
Decimal
201997021
12
Duodecimal
57794511
16
Hexadecimal
c0a3add
20
Vigesimal
3329cb1
36
Base36
3c9hwd
md5
3083e60bd17a5d16467d7f07707fd27a
sha1
bf3e65078a3be90620bc52e7efc7e4b402dbcb7b
sha256
d5fd87c79748178245f093c4abfc87261322fa889b74dfc889e1a654cb4ff580
sha512
1b48f3969b6fb04012db9fef3ab31d8a30d0fb51057cc2bdf1c4daee37f2bc8f659577f6d3e12a24ca3ee8bd8a9ad95b11747aa964d0dbb83aff3377922712e7
ripemd-160
105d0b3ec9b2f22a69f5a92704bb3fad46201f24
Diameter
403994042
Circumference
1269184714.4412
Area
1.2818576570793E+17
Volume
3.4524190410142E+25
Surface area
5.1274306283173E+17
Circumference
1269184714.4412
Perimeter
807988084
Area
40802796492874441
Diagonal
285666926.65716
Surface area
244816778957246646
Volume
8.2420433400299E+24
Space diagonal
349869103.34956
Perimeter
605991063
Area
1.7668129154138E+16
Altitude
174934551.67478
Surface area
1.7668129154138E+16
Volume
9.7133412276143E+23
Height
95222308.885721