66888937 is an odd 8-digits prime number following 66888936
and preceding 66888938 . In scientific notation, it is written as 6.6888937 × 10^7.
The sum of its digits is 55. It has a total of 1 prime factors and 2 positive divisors.
There are 66888936 positive integers (up to 66888937) that are relatively prime to 66888937.
66888937 has 2 divisors, whose sum is 66888938
The reverse of 66888937 is 73988866
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
sixty-six million eight hundred eighty-eight thousand nine hundred thirty-seven
Scientific notation
6.6888937 × 10^7
Engineering notation
6.6888937 × 10^6
Prime Factorization
66888937
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
66888937
Product of the distinct prime numbers
The prime factorization of 66888937 is 66888937.
Since it has a total of 1 prime factors.
2 , 3 , 62 , 53 , 493 , 583 , 9728 , 10000 , 37894 , 70926 , 893458 , 61857 , 4949081 , 744588 , 1277530 , 25988579 , 147847642 , 536867317 , 6604638628 , 1609253723
n×2
133777874
n×3
200666811
n×4
267555748
n×5
334444685
n÷2
33444468.5
n÷3
22296312.333333
n÷3
16722234.25
n÷5
13377787.4
n2
4474129892989969
n3
2.9926979254202E+23
n4
2.0017838299346E+31
n5
1.3389719248812E+39
2 √n
8178.5657055501
3 √n
405.93026417591
4 √n
90.43542284719
5 √n
36.734223061824
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
66888938
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
33444469
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8178.5657666855
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999700997
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66888937 can be divided by 2 positive divisors.
The sum of these divisors (counting 66888937) is 66888938, the average is 33444469.
Base
System
Value
2
Binary
11111111001010010011101001
3
Ternary
11122212022101001
4
Quaternary
3333022103221
5
Quinary
114110421222
6
Senary
10345355001
8
Octal
377122351
10
Decimal
66888937
12
Duodecimal
1a498a61
16
Hexadecimal
3fca4e9
20
Vigesimal
10i126h
36
Base36
13tnu1
md5
d4450ab08ce1a5e72d84033de6f61356
sha1
35a7115c4cf9e614ce4a975edff6665b8f30e2c9
sha256
68ba1485e1d2990a18e9a84d2fd02810684526f38cab21d12ff5068ab891dd55
sha512
61acce9e63de00f6310cee75f38ce9ac11e5682ed463b536f20326083f1c32052c355ced6ac271d7b781867157e7c341fef8f9d4bfd7c522dc84083631fed1b4
ripemd-160
5f028c85b2a74fdf33a73d38a42e4569498847be
Diameter
133777874
Circumference
420275586.17126
Area
1.4055893603024E+16
Volume
1.2535783755885E+24
Surface area
5.6223574412095E+16
Circumference
420275586.17126
Perimeter
267555748
Area
4474129892989969
Diagonal
94595241.87812
Surface area
26844779357939814
Volume
2.9926979254202E+23
Space diagonal
115855037.34827
Perimeter
200666811
Area
1.9373550735803E+15
Altitude
57927518.674137
Surface area
1.9373550735803E+15
Volume
3.5269283285126E+22
Height
31531747.292707