851992021 is an odd 9-digits composite number following 851992020
and preceding 851992022 . In scientific notation, it is written as 8.51992021 × 10^8.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 845862444 positive integers (up to 851992021) that are relatively prime to 851992021.
851992021 has 4 divisors, whose sum is 858121600
The reverse of 851992021 is 120299158
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
eight hundred fifty-one million nine hundred ninety-two thousand twenty-one
Scientific notation
8.51992021 × 10^8
Engineering notation
8.51992021 × 10^6
Prime Factorization
139 × 6129439
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
851992021
Product of the distinct prime numbers
The prime factorization of 851992021 is 139 × 6129439.
Since it has a total of 2 prime factors.
5 , 10 , 85 , 86 , 941 , 844 , 8152 , 8562 , 33891 , 83166 , 43049 , 166054 , 2165721 , 9020561 , 79453412 , 63984692 , 880787049 , 515057049 , 933951463 , 5900131360
n×2
1703984042
n×3
2555976063
n×4
3407968084
n×5
4259960105
n÷2
425996010.5
n÷3
283997340.33333
n÷3
212998005.25
n÷5
170398404.2
n2
725890403847664441
n3
6.1845283219868E+26
n4
5.2691687839813E+35
n5
4.4892897612543E+44
2 √n
29188.902360315
3 √n
948.00765132662
4 √n
170.84759980847
5 √n
61.106457252795
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
-851992020
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 851992021 can be divided by 4 positive divisors.
The sum of these divisors (counting 851992021) is 1, the average is 0.25.
Base
System
Value
2
Binary
110010110010000101110111010101
3
Ternary
2012101011200100001
4
Quaternary
302302011313111
5
Quinary
3221102221041
6
Senary
220313051301
8
Octal
6262056725
10
Decimal
851992021
12
Duodecimal
1b93b6b31
16
Hexadecimal
32c85dd5
20
Vigesimal
d64j011
36
Base36
e39591
md5
48c6050677047833912c61777fb02d77
sha1
21a9af17cbc306504ff628632527af3cee2260da
sha256
1629e4baea999b5f0d2e01268daad0638b6b9f924d845cd3001f8aee69002b78
sha512
6d2c02e62065f7f26112fe852d246ae782a21a1d8aa3f8f59eac6bb8a756e0175528a21fadf6ff6b39f5fdec5f345ca31d0893ed031ea081fb7233807ddbbf3c
ripemd-160
0e0f46aca7833e197089a648e8fd444132a67121
Diameter
1703984042
Circumference
5353223748.1814
Area
2.2804519600392E+18
Volume
2.5905691656362E+27
Surface area
9.1218078401566E+18
Circumference
5353223748.1814
Perimeter
3407968084
Area
725890403847664441
Diagonal
1204898671.1319
Surface area
4355342423085986646
Volume
6.1845283219868E+26
Space diagonal
1475693468.0153
Perimeter
2555976063
Area
3.1431976504771E+17
Altitude
737846734.00764
Surface area
3.1431976504771E+17
Volume
7.2885365248619E+25
Height
401632890.37729