80821957 is an odd 8-digits prime number following 80821956
and preceding 80821958 . In scientific notation, it is written as 8.0821957 × 10^7.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 80821956 positive integers (up to 80821957) that are relatively prime to 80821957.
80821957 has 2 divisors, whose sum is 80821958
The reverse of 80821957 is 75912808
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty million eight hundred twenty-one thousand nine hundred fifty-seven
Scientific notation
8.0821957 × 10^7
Engineering notation
8.0821957 × 10^6
Prime Factorization
80821957
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
80821957
Product of the distinct prime numbers
The prime factorization of 80821957 is 80821957.
Since it has a total of 1 prime factors.
1 , 2 , 75 , 10 , 15 , 124 , 9242 , 9884 , 67107 , 48455 , 603314 , 828307 , 3636203 , 4924176 , 25696832 , 30355924 , 757996145 , 829629331 , 4232970511 , 2328414551
n×2
161643914
n×3
242465871
n×4
323287828
n×5
404109785
n÷2
40410978.5
n÷3
26940652.333333
n÷3
20205489.25
n÷5
16164391.4
n2
6532188733309849
n3
5.2794427691945E+23
n4
4.266948964758E+31
n5
3.4486316575087E+39
2 √n
8990.1032808305
3 √n
432.35762317673
4 √n
94.816155167938
5 √n
38.150995292863
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
80821958
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
40410979
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8990.1033364473
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999752542
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80821957 can be divided by 2 positive divisors.
The sum of these divisors (counting 80821957) is 80821958, the average is 40410979.
Base
System
Value
2
Binary
100110100010011111011000101
3
Ternary
12122002011212211
4
Quaternary
10310103323011
5
Quinary
131142300312
6
Senary
12004143421
8
Octal
464237305
10
Decimal
80821957
12
Duodecimal
23097b71
16
Hexadecimal
4d13ec5
20
Vigesimal
1552ehh
36
Base36
1c4amd
md5
12312c4dcc79b447d3afff4e580fc714
sha1
cf1f6fafb636741536362c02c061c2c98c2c7f77
sha256
881ef21d9378cc58cf0baa6deb5642db90e0f216ee3241c2772896d2c2f59b25
sha512
0610f0d8e3e775c0cea08b5d3ecc70aa0b44b65eed53b281039816dfe1591a09c4138c1880a2a75023b34c2fa602e6be82a486860de1f2430663d0e786462aa6
ripemd-160
ffb6052e4860f00f3af05974eb16b33438ab9b26
Diameter
161643914
Circumference
507819332.7199
Area
2.0521476136428E+16
Volume
2.2114478158332E+24
Surface area
8.2085904545713E+16
Circumference
507819332.7199
Perimeter
323287828
Area
6532188733309849
Diagonal
114299507.72694
Surface area
39193132399859094
Volume
5.2794427691945E+23
Space diagonal
139987735.89115
Perimeter
242465871
Area
2.8285206926804E+15
Altitude
69993867.945574
Surface area
2.8285206926804E+15
Volume
6.2218829716396E+22
Height
38099835.908978