66996955 is an odd 8-digits composite number following 66996954
and preceding 66996956 . In scientific notation, it is written as 6.6996955 × 10^7.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 53519136 positive integers (up to 66996955) that are relatively prime to 66996955.
66996955 has 8 divisors, whose sum is 80514000
The reverse of 66996955 is 55969966
Previous prime number is 709
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
sixty-six million nine hundred ninety-six thousand nine hundred fifty-five
Scientific notation
6.6996955 × 10^7
Engineering notation
6.6996955 × 10^6
Prime Factorization
5 × 709 × 18899
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66996955
Product of the distinct prime numbers
The prime factorization of 66996955 is 5 × 709 × 18899.
Since it has a total of 3 prime factors.
8 , 1 , 11 , 23 , 248 , 85 , 2046 , 6605 , 1374 , 82066 , 782410 , 968391 , 6764106 , 3717376 , 75167412 , 16720342 , 109852378 , 462007087 , 8999790610 , 7555015153
n×2
133993910
n×3
200990865
n×4
267987820
n×5
334984775
n÷2
33498477.5
n÷3
22332318.333333
n÷3
16749238.75
n÷5
13399391
n2
4488591979272025
n3
3.0072199484865E+23
n4
2.0147457956385E+31
n5
1.3498183340683E+39
2 √n
8185.16676678
3 √n
406.14865700908
4 √n
90.471911479641
5 √n
36.746079721074
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
-66996954
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 66996955 can be divided by 8 positive divisors.
The sum of these divisors (counting 66996955) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111111100100101011011011
3
Ternary
11200001210112201
4
Quaternary
3333210223123
5
Quinary
114122400310
6
Senary
10351551031
8
Octal
377445333
10
Decimal
66996955
12
Duodecimal
1a52b477
16
Hexadecimal
3fe4adb
20
Vigesimal
10iec7f
36
Base36
13vz6j
md5
e55ab066db55cbf8fdcda0867e94afac
sha1
468ed2f9106ceda953d62aad6f04787988c8c3a8
sha256
009aac6fb5ec8851fb20edec58b1e92c667d2820d12d25ef39962f758d4aea67
sha512
e5c29558fba5e1ce46849ddfb3646e30861dc06135b929810521f759cc7aca7644b2a30e7338df53cab5092e76e8f0b29ac2597d03bf330b01dc28381ccab781
ripemd-160
841992f8de69ea14bb34b28ade8a66d5c5cdb81d
Diameter
133993910
Circumference
420954283.28177
Area
1.4101327587043E+16
Volume
1.2596613463858E+24
Surface area
5.6405310348172E+16
Circumference
420954283.28177
Perimeter
267987820
Area
4488591979272025
Diagonal
94748002.3987
Surface area
26931551875632150
Volume
3.0072199484865E+23
Space diagonal
116042130.01241
Perimeter
200990865
Area
1.9436173406363E+15
Altitude
58021065.006203
Surface area
1.9436173406363E+15
Volume
3.5440426968238E+22
Height
31582667.466233