68508977 is an odd 8-digits composite number following 68508976
and preceding 68508978 . In scientific notation, it is written as 6.8508977 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 66298980 positive integers (up to 68508977) that are relatively prime to 68508977.
68508977 has 4 divisors, whose sum is 70718976
The reverse of 68508977 is 77980586
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
sixty-eight million five hundred eight thousand nine hundred seventy-seven
Scientific notation
6.8508977 × 10^7
Engineering notation
6.8508977 × 10^6
Prime Factorization
31 × 2209967
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68508977
Product of the distinct prime numbers
The prime factorization of 68508977 is 31 × 2209967.
Since it has a total of 2 prime factors.
10 , 2 , 37 , 16 , 522 , 835 , 1556 , 1315 , 95848 , 20549 , 78990 , 775814 , 2474016 , 5273772 , 80721839 , 66088935 , 560990188 , 884623100 , 4196314650 , 370869625
n×2
137017954
n×3
205526931
n×4
274035908
n×5
342544885
n÷2
34254488.5
n÷3
22836325.666667
n÷3
17127244.25
n÷5
13701795.4
n2
4693479929586529
n3
3.2154550854601E+23
n4
2.2028753849432E+31
n5
1.5091673908094E+39
2 √n
8277.0149812599
3 √n
409.18134683972
4 √n
90.978101657816
5 √n
36.91046330115
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
-68508976
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 68508977 can be divided by 4 positive divisors.
The sum of these divisors (counting 68508977) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000101010101110100110001
3
Ternary
11202220121122112
4
Quaternary
10011111310301
5
Quinary
120014241402
6
Senary
10444215105
8
Octal
405256461
10
Decimal
68508977
12
Duodecimal
1ab3a495
16
Hexadecimal
4155d31
20
Vigesimal
1183c8h
36
Base36
14sdv5
md5
497887fa12b99b6e71d2518a48b0076b
sha1
5d06952c41eb50746dbdba7688d6774c51a531b8
sha256
bcb5128936da896b6c41d5109478de36fd27b99d7f86ae5800f4933c84dd3b99
sha512
a9fa42d552b85e14e49e7d64a5bc8133d94fca7ff7f8f7618b048bc4e78a65168b2dc2f3610f3584f9af7141b9ccde4aa715ab73038a616f0cde1a0fb4bcf757
ripemd-160
f4ab05235c2400b62e5b45bc06cf92967c452c90
Diameter
137017954
Circumference
430454597.6963
Area
1.474500206656E+16
Volume
1.3468866765906E+24
Surface area
5.8980008266241E+16
Circumference
430454597.6963
Perimeter
274035908
Area
4693479929586529
Diagonal
96886324.417706
Surface area
28160879577519174
Volume
3.2154550854601E+23
Space diagonal
118661028.93857
Perimeter
205526931
Area
2.0323364255872E+15
Altitude
59330514.469284
Surface area
2.0323364255872E+15
Volume
3.789450159216E+22
Height
32295441.472569