69897731 is an odd 8-digits composite number following 69897730
and preceding 69897732 . In scientific notation, it is written as 6.9897731 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 69880272 positive integers (up to 69897731) that are relatively prime to 69897731.
69897731 has 4 divisors, whose sum is 69915192
The reverse of 69897731 is 13779896
Previous prime number is 6217
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
sixty-nine million eight hundred ninety-seven thousand seven hundred thirty-one
Scientific notation
6.9897731 × 10^7
Engineering notation
6.9897731 × 10^6
Prime Factorization
6217 × 11243
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
69897731
Product of the distinct prime numbers
The prime factorization of 69897731 is 6217 × 11243.
Since it has a total of 2 prime factors.
8 , 7 , 1 , 69 , 57 , 662 , 1147 , 3743 , 12940 , 9 , 82638 , 939437 , 6707208 , 7747305 , 43344842 , 20536805 , 651689498 , 125765333 , 6186118356 , 7655729134
n×2
139795462
n×3
209693193
n×4
279590924
n×5
349488655
n÷2
34948865.5
n÷3
23299243.666667
n÷3
17474432.75
n÷5
13979546.2
n2
4885692798948361
n3
3.4149884100953E+23
n4
2.3869994125696E+31
n5
1.6684584283695E+39
2 √n
8360.4862896844
3 √n
411.92772752766
4 √n
91.435694833497
5 √n
37.05890779662
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
-69897730
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 69897731 can be divided by 4 positive divisors.
The sum of these divisors (counting 69897731) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001010101000111000000011
3
Ternary
11212112011122212
4
Quaternary
10022220320003
5
Quinary
120343211411
6
Senary
10534052335
8
Octal
412507003
10
Decimal
69897731
12
Duodecimal
1b4aa0ab
16
Hexadecimal
42a8e03
20
Vigesimal
11gh46b
36
Base36
15m5fn
md5
662267ad1529212d194f765f6090f63c
sha1
b3c486eafbfea100c31093305f80c3b128530b3e
sha256
56d50175d036f87a6afbcf2fc9d1fa424a7852eedb8e8f46c1fe47be9787f7a7
sha512
3b57785ac8bcc6b72e4f4553b5028a03db51b72df12379ac1a963de6fdc47cab176282f74ef53bebe8905e0abee619ed2637d38b4983abcda7940ab0dbe3ee93
ripemd-160
93a5b5dca7df33d0a6ee7de8bc806adcb1c01587
Diameter
139795462
Circumference
439180396.42439
Area
1.5348856604873E+16
Volume
1.4304670001666E+24
Surface area
6.1395426419491E+16
Circumference
439180396.42439
Perimeter
279590924
Area
4885692798948361
Diagonal
98850319.159306
Surface area
29314156793690166
Volume
3.4149884100953E+23
Space diagonal
121066421.42578
Perimeter
209693193
Area
2.115567039488E+15
Altitude
60533210.712891
Surface area
2.115567039488E+15
Volume
4.0246024374198E+22
Height
32950106.386435