69872891 is an odd 8-digits composite number following 69872890
and preceding 69872892 . In scientific notation, it is written as 6.9872891 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 63520800 positive integers (up to 69872891) that are relatively prime to 69872891.
69872891 has 4 divisors, whose sum is 76224984
The reverse of 69872891 is 19827896
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
sixty-nine million eight hundred seventy-two thousand eight hundred ninety-one
Scientific notation
6.9872891 × 10^7
Engineering notation
6.9872891 × 10^6
Prime Factorization
11 × 6352081
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
69872891
Product of the distinct prime numbers
The prime factorization of 69872891 is 11 × 6352081.
Since it has a total of 2 prime factors.
1 , 10 , 13 , 34 , 368 , 769 , 4189 , 1837 , 67185 , 39813 , 417350 , 173046 , 1351545 , 394828 , 42557651 , 28466748 , 328545688 , 921145076 , 8351129010 , 2381156374
n×2
139745782
n×3
209618673
n×4
279491564
n×5
349364455
n÷2
34936445.5
n÷3
23290963.666667
n÷3
17468222.75
n÷5
13974578.2
n2
4882220896697881
n3
3.4113488855289E+23
n4
2.3836080884153E+31
n5
1.6654958814856E+39
2 √n
8359.0005981577
3 √n
411.87892528974
4 √n
91.427570229979
5 √n
37.056273450297
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
-69872890
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 69872891 can be divided by 4 positive divisors.
The sum of these divisors (counting 69872891) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001010100010110011111011
3
Ternary
11212110220120212
4
Quaternary
10022202303323
5
Quinary
120341413031
6
Senary
10533341335
8
Octal
412426373
10
Decimal
69872891
12
Duodecimal
1b49784b
16
Hexadecimal
42a2cfb
20
Vigesimal
11ge24b
36
Base36
15lm9n
md5
9faf2b85a24fdb7917ae05d2f7a8cc35
sha1
6c31079922fd0a04fd46f4dbfa0d76c10a77aae7
sha256
8782e24470cf24ae148f64ffe40c18b5bc55927057f9fda13c9df68095c3617c
sha512
c5887192fc3396d02fa931e10aba82e8cd10199f7bb5c9ce79dbf1b01107b832c0ad367357eed747ddcd7511ef3c3fbd888db320066e5e873eb93c10df4b3683
ripemd-160
291d2bb32472f6a3e434321deebfd2444ba7eb6e
Diameter
139745782
Circumference
439024322.10136
Area
1.5337949302269E+16
Volume
1.4289424796813E+24
Surface area
6.1351797209075E+16
Circumference
439024322.10136
Perimeter
279491564
Area
4882220896697881
Diagonal
98815190.094417
Surface area
29293325380187286
Volume
3.4113488855289E+23
Space diagonal
121023397.28372
Perimeter
209618673
Area
2.1140636617138E+15
Altitude
60511698.641861
Surface area
2.1140636617138E+15
Volume
4.0203132165845E+22
Height
32938396.698139