68698840 is an even 8-digits composite number following 68698839
and preceding 68698841 . In scientific notation, it is written as 6.8698840 × 10^7.
The sum of its digits is 49. It has a total of 6 prime factors and 32 positive divisors.
There are 23224320 positive integers (up to 68698840) that are relatively prime to 68698840.
68698840 has 32 divisors, whose sum is 134345520
The reverse of 68698840 is 04889686
Previous prime number is 73
Is Prime? no Number parity even Number length 8 Sum of Digits 49 Digital Root 4
Name
sixty-eight million six hundred ninety-eight thousand eight hundred forty
Scientific notation
6.8698840 × 10^7
Engineering notation
6.8698840 × 10^6
Prime Factorization
2 × 2 × 2 × 35 × 73 × 3361
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
17174710 Product of the distinct prime numbers
The prime factorization of 68698840 is 2 × 2 × 2 × 35 × 73 × 3361.
Since it has a total of 6 prime factors.
5 , 1 , 70 , 61 , 65 , 220 , 3541 , 7319 , 77632 , 3652 , 290022 , 202617 , 2508538 , 488378 , 55628722 , 82634287 , 921281118 , 238324433 , 48177290 , 1206145219
n×2
137397680
n×3
206096520
n×4
274795360
n×5
343494200
n÷2
34349420
n÷3
22899613.333333
n÷3
17174710
n÷5
13739768
n2
4719530617345600
n3
3.2422627875613E+23
n4
2.2273969248063E+31
n5
1.5301958495376E+39
2 √n8288.476337663
3 √n409.55899438439
4 √n91.04106951076
5 √n36.930899091887
1 , 2 , 4 , 8 , 35 , 70 , 73 , 140 , 146 , 280 , 292 , 584 , 2555 , 3361 , 5110 , 6722 , 10220 , 13444 , 20440 , 26888 , 117635 , 235270 , 245353 , 470540 , 490706 , 941080 , 981412 , 1962824 , 8587355 , 17174710 , 34349420 , 68698840
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-68698839 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68698840 can be divided by 32 positive divisors.
The sum of these divisors (counting 68698840) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100000110000100001011011000
3
Ternary
11210021021002111
4
Quaternary
10012010023120
5
Quinary
120041330330
6
Senary
10452242104
8
Octal
406041330
10
Decimal
68698840
12
Duodecimal
1b010334
16
Hexadecimal
41842d8
20
Vigesimal
1197720
36
Base36
14wgd4
md5
0884006aca782b7b9ca4562779096ba9
sha1
450f4022d7cce07e79725fb9b57d0f5853133308
sha256
111192129b148f038defc6f695367756c42065d76cea714763fe2562b2d97692
sha512
818374aa7862114a349ad3d21b0715ce2a3c03b70b48b945f1982fd894c98aacb01ebb682cbbca9eb5287528e50a721407d97d5143b7107033ec3a5db9ae5fb0
ripemd-160
f4c4f5d487f51b556cfc450289dc18837a32c2d8
Diameter
137397680
Circumference
431647542.10828
Area
1.4826842715845E+16
Volume
1.358115860588E+24
Surface area
5.930737086338E+16
Circumference
431647542.10828
Perimeter
274795360
Area
4719530617345600
Diagonal
97154831.247299
Surface area
28317183704073600
Volume
3.2422627875613E+23
Space diagonal
118989881.30105
Perimeter
206096520
Area
2.0436167042799E+15
Altitude
59494940.650523
Surface area
2.0436167042799E+15
Volume
3.8210433391223E+22
Height
32384943.7491