68996871 is an odd 8-digits composite number following 68996870
and preceding 68996872 . In scientific notation, it is written as 6.8996871 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 45826560 positive integers (up to 68996871) that are relatively prime to 68996871.
68996871 has 8 divisors, whose sum is 76948800
The reverse of 68996871 is 17869986
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-eight million nine hundred ninety-six thousand eight hundred seventy-one
Scientific notation
6.8996871 × 10^7
Engineering notation
6.8996871 × 10^6
Prime Factorization
9 × 271 × 28289
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68996871
Product of the distinct prime numbers
The prime factorization of 68996871 is 9 × 271 × 28289.
Since it has a total of 3 prime factors.
4 , 7 , 26 , 18 , 18 , 10 , 6110 , 37 , 69576 , 79842 , 252693 , 648069 , 9003403 , 1574992 , 22116133 , 43119926 , 400959410 , 208021328 , 6857499461 , 5967041272
n×2
137993742
n×3
206990613
n×4
275987484
n×5
344984355
n÷2
34498435.5
n÷3
22998957
n÷3
17249217.75
n÷5
13799374.2
n2
4760568207790641
n3
3.2846431051963E+23
n4
2.2663009661027E+31
n5
1.5636767540536E+39
2 √n
8306.4355171156
3 √n
410.15039297323
4 √n
91.139648436428
5 √n
36.962886539688
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
-68996870
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 68996871 can be divided by 8 positive divisors.
The sum of these divisors (counting 68996871) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000111001100111100000111
3
Ternary
11210211101220200
4
Quaternary
10013030330013
5
Quinary
120130344441
6
Senary
10502501543
8
Octal
407147407
10
Decimal
68996871
12
Duodecimal
1b1348b3
16
Hexadecimal
41ccf07
20
Vigesimal
11b4c3b
36
Base36
152ubr
md5
9e0423b4625173480be449a935e07dd0
sha1
4437ced58b24fc86adc6386307d46ec0c95e44a3
sha256
1841258d110d5693402e8d3ee5d4331c981bef4e94defeeb03e786e2279a6aa3
sha512
15868d3811a23829a1b4642b9a90caa1100d1e6a1d940260c187056650d87a436850f7554d29b108989523b38a52e97bace7d2c63528e9c295f5b777fea95c06
ripemd-160
f69bdb28248a5a3b58674d71633d88a4f52fc8e2
Diameter
137993742
Circumference
433520126.10857
Area
1.4955766108508E+16
Volume
1.3758680865266E+24
Surface area
5.9823064434033E+16
Circumference
433520126.10857
Perimeter
275987484
Area
4760568207790641
Diagonal
97576310.729507
Surface area
28563409246743846
Volume
3.2846431051963E+23
Space diagonal
119506086.13528
Perimeter
206990613
Area
2.0613865021976E+15
Altitude
59753043.067638
Surface area
2.0613865021976E+15
Volume
3.8709890224366E+22
Height
32525436.909836