77691894 is an even 8-digits composite number following 77691893
and preceding 77691895 . In scientific notation, it is written as 7.7691894 × 10^7.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 22157280 positive integers (up to 77691894) that are relatively prime to 77691894.
77691894 has 16 divisors, whose sum is 122309616
The reverse of 77691894 is 49819677
Previous prime number is 691
Is Prime? no
Number parity even
Number length 8
Sum of Digits 51
Digital Root 6
Name
seventy-seven million six hundred ninety-one thousand eight hundred ninety-four
Scientific notation
7.7691894 × 10^7
Engineering notation
7.7691894 × 10^6
Prime Factorization
2 × 21 × 691 × 2677
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77691894
Product of the distinct prime numbers
The prime factorization of 77691894 is 2 × 21 × 691 × 2677.
Since it has a total of 4 prime factors.
9 , 2 , 76 , 41 , 637 , 84 , 5899 , 6400 , 95783 , 92124 , 841765 , 129498 , 8755020 , 5441090 , 38198912 , 87565856 , 309178142 , 722343475 , 7427400030 , 676973098
n×2
155383788
n×3
233075682
n×4
310767576
n×5
388459470
n÷2
38845947
n÷3
25897298
n÷3
19422973.5
n÷5
15538378.8
n2
6036030393307236
n3
4.689506334976E+23
n4
3.6433662908929E+31
n5
2.8306002767522E+39
2 √n
8814.3005394643
3 √n
426.70254811629
4 √n
93.884506386646
5 √n
37.850806865787
1 , 2 , 21 , 42 , 691 , 1382 , 2677 , 5354 , 14511 , 29022 , 56217 , 112434 , 1849807 , 3699614 , 38845947 , 77691894
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
-77691893
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 77691894 can be divided by 16 positive divisors.
The sum of these divisors (counting 77691894) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101000010111101111110110
3
Ternary
12102012011020120
4
Quaternary
10220113233312
5
Quinary
124342120034
6
Senary
11413112410
8
Octal
450275766
10
Decimal
77691894
12
Duodecimal
22028706
16
Hexadecimal
4a17bf6
20
Vigesimal
145b9ee
36
Base36
1a97g6
md5
1264961489ef3ebbf3b4b3f9c92389b3
sha1
c923aa2fdbd9762d91566a80f08e01e807effb19
sha256
837e5c380ef246e7597a9a43d1d583686e888f75c7802c5296df6c7f92fc2c22
sha512
720ad9a7d09dee26540efe4ac3b94dba0fb2e4468015845d2fc2ce553578a8e891ea33b3e07ed92ebecef288e8d5dfa24005428794f0d7b2d9474b20897e73d6
ripemd-160
224c29d5cbbbd4ec49efba8407b0222cc5de66b6
Diameter
155383788
Circumference
488152566.86775
Area
1.8962748740459E+16
Volume
1.9643358201231E+24
Surface area
7.5850994961835E+16
Circumference
488152566.86775
Perimeter
310767576
Area
6036030393307236
Diagonal
109872930.18125
Surface area
36216182359843416
Volume
4.689506334976E+23
Space diagonal
134566307.74426
Perimeter
233075682
Area
2.6136778293095E+15
Altitude
67283153.872128
Surface area
2.6136778293095E+15
Volume
5.5266362164647E+22
Height
36624310.060418