81952707 is an odd 8-digits composite number following 81952706
and preceding 81952708 . In scientific notation, it is written as 8.1952707 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 53739360 positive integers (up to 81952707) that are relatively prime to 81952707.
81952707 has 8 divisors, whose sum is 111061840
The reverse of 81952707 is 70725918
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty-one million nine hundred fifty-two thousand seven hundred seven
Scientific notation
8.1952707 × 10^7
Engineering notation
8.1952707 × 10^6
Prime Factorization
3 × 61 × 447829
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81952707
Product of the distinct prime numbers
The prime factorization of 81952707 is 3 × 61 × 447829.
Since it has a total of 3 prime factors.
10 , 2 , 75 , 62 , 313 , 263 , 8622 , 8708 , 68210 , 60389 , 413895 , 492003 , 6824609 , 8741250 , 88485498 , 24846143 , 357479984 , 902110239 , 9008896069 , 4037971227
n×2
163905414
n×3
245858121
n×4
327810828
n×5
409763535
n÷2
40976353.5
n÷3
27317569
n÷3
20488176.75
n÷5
16390541.4
n2
6716246184627849
n3
5.5041455570867E+23
n4
4.5107962812528E+31
n5
3.696719659742E+39
2 √n
9052.7734424319
3 √n
434.36461074128
4 √n
95.146063725368
5 √n
38.257154134865
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81952706
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81952707 can be divided by 8 positive divisors.
The sum of these divisors (counting 81952707) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111000100111111111000011
3
Ternary
12201012121222110
4
Quaternary
10320213333003
5
Quinary
131434441312
6
Senary
12044310403
8
Octal
470477703
10
Decimal
81952707
12
Duodecimal
23542403
16
Hexadecimal
4e27fc3
20
Vigesimal
15c41f7
36
Base36
1csj43
md5
db35d3b853009a80a368c37cfebf2df8
sha1
0d99c7e3484492879e9603c31e4be140380c3daa
sha256
f3d758ce1795f2803141f946895d082f48bda32462c59b4a78b8e7d8d79db715
sha512
ce59a20b53bf065809c729582cf229d9e41b6a40710df8c645d419f69b34a39c1ecbc15e4c8a431cffac84ffb4bc5518c682d1da977767642eb7a4fcbb0cd302
ripemd-160
1488e3662bca10c1f83aedd97b014f504290de70
Diameter
163905414
Circumference
514924044.50599
Area
2.1099709673327E+16
Volume
2.3055710995243E+24
Surface area
8.4398838693309E+16
Circumference
514924044.50599
Perimeter
327810828
Area
6716246184627849
Diagonal
115898629.71259
Surface area
40297477107767094
Volume
5.5041455570867E+23
Space diagonal
141946252.34181
Perimeter
245858121
Area
2.908219906979E+15
Altitude
70973126.170903
Surface area
2.908219906979E+15
Volume
6.4866977467564E+22
Height
38632876.570863