69897387 is an odd 8-digits composite number following 69897386
and preceding 69897388 . In scientific notation, it is written as 6.9897387 × 10^7.
The sum of its digits is 57. It has a total of 4 prime factors and 16 positive divisors.
There are 37591680 positive integers (up to 69897387) that are relatively prime to 69897387.
69897387 has 16 divisors, whose sum is 112776192
The reverse of 69897387 is 78379896
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
sixty-nine million eight hundred ninety-seven thousand three hundred eighty-seven
Scientific notation
6.9897387 × 10^7
Engineering notation
6.9897387 × 10^6
Prime Factorization
3 × 7 × 17 × 195791
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
69897387
Product of the distinct prime numbers
The prime factorization of 69897387 is 3 × 7 × 17 × 195791.
Since it has a total of 4 prime factors.
9 , 8 , 86 , 99 , 140 , 340 , 1779 , 5495 , 5864 , 68061 , 732441 , 350379 , 542965 , 3881855 , 37910307 , 18911788 , 620801195 , 716876244 , 1294498415 , 2161447053
n×2
139794774
n×3
209692161
n×4
279589548
n×5
349486935
n÷2
34948693.5
n÷3
23299129
n÷3
17474346.75
n÷5
13979477.4
n2
4885644709427769
n3
3.4149379899938E+23
n4
2.386952422676E+31
n5
1.6684173723837E+39
2 √n
8360.4657166931
3 √n
411.92705176242
4 √n
91.435582333647
5 √n
37.058871319644
1 , 3 , 7 , 17 , 21 , 51 , 119 , 357 , 195791 , 587373 , 1370537 , 3328447 , 4111611 , 9985341 , 23299129 , 69897387
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-69897386
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 69897387 can be divided by 16 positive divisors.
The sum of these divisors (counting 69897387) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001010101000110010101011
3
Ternary
11212112011012010
4
Quaternary
10022220302223
5
Quinary
120343204022
6
Senary
10534051003
8
Octal
412506253
10
Decimal
69897387
12
Duodecimal
1b4a9a63
16
Hexadecimal
42a8cab
20
Vigesimal
11gh397
36
Base36
15m563
md5
f441abf4bedfd684ccafb2ec2faedda9
sha1
0275b2dd6b42c41e30babc16f3d2a4f8770ba9ef
sha256
72b65a2c41f4a48add237eed33a796a5020f69c8ec854cd1243ee68376fa40e2
sha512
442785ed11492eaa1a04e1a616aedf1d3be29a546cab4d118314771bce9631142939f7fb868cc05ead7ba2561658e9984f7e17b3e88d9ac704dddf1313c4331d
ripemd-160
1f3ddea826d33be79ae597b950a63fff6d46f33b
Diameter
139794774
Circumference
439178235.00865
Area
1.5348705527188E+16
Volume
1.4304458802439E+24
Surface area
6.1394822108752E+16
Circumference
439178235.00865
Perimeter
279589548
Area
4885644709427769
Diagonal
98849832.669841
Surface area
29313868256566614
Volume
3.4149379899938E+23
Space diagonal
121065825.6003
Perimeter
209692161
Area
2.1155462161147E+15
Altitude
60532912.800152
Surface area
2.1155462161147E+15
Volume
4.0245430167602E+22
Height
32949944.22328