67687421 is an odd 8-digits composite number following 67687420
and preceding 67687422 . In scientific notation, it is written as 6.7687421 × 10^7.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 61152000 positive integers (up to 67687421) that are relatively prime to 67687421.
67687421 has 16 divisors, whose sum is 74571840
The reverse of 67687421 is 12478676
Previous prime number is 251
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-seven million six hundred eighty-seven thousand four hundred twenty-one
Scientific notation
6.7687421 × 10^7
Engineering notation
6.7687421 × 10^6
Prime Factorization
17 × 29 × 251 × 547
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
67687421
Product of the distinct prime numbers
The prime factorization of 67687421 is 17 × 29 × 251 × 547.
Since it has a total of 4 prime factors.
6 , 8 , 88 , 73 , 251 , 755 , 9963 , 4853 , 44740 , 78414 , 443426 , 896339 , 9002096 , 3057421 , 68038561 , 75564075 , 990855852 , 939999703 , 916311069 , 8391947721
n×2
135374842
n×3
203062263
n×4
270749684
n×5
338437105
n÷2
33843710.5
n÷3
22562473.666667
n÷3
16921855.25
n÷5
13537484.2
n2
4581586961631241
n3
3.1011580552004E+23
n4
2.0990939086989E+31
n5
1.4208225311664E+39
2 √n
8227.2365348275
3 √n
407.53913784706
4 √n
90.704115313626
5 √n
36.821509920273
1 , 17 , 29 , 251 , 493 , 547 , 4267 , 7279 , 9299 , 15863 , 123743 , 137297 , 269671 , 2334049 , 3981613 , 67687421
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
-67687420
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 67687421 can be divided by 16 positive divisors.
The sum of these divisors (counting 67687421) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000010001101001111111101
3
Ternary
11201100212200112
4
Quaternary
10002031033331
5
Quinary
114311444141
6
Senary
10414435405
8
Octal
402151775
10
Decimal
67687421
12
Duodecimal
1a802b65
16
Hexadecimal
408d3fd
20
Vigesimal
1130ib1
36
Base36
14ary5
md5
30b8c10ea0b48e4d50263f12fd193ae3
sha1
201cf056016235b8a26b3bcb8813d4cc69cd67f9
sha256
af19c781426a59435e5b87df06e9e73dcfe199d427074fe1e07416db308d772b
sha512
f19fbf9d69923088860c7aa8250d2934d53587673b38f30703aa93732daf9dc4574e0a2b23419e2e49b5dc466a585fde5afc57b5c34e38989bc3816c1a4577c4
ripemd-160
4e51f23d596c54974704ee65185412a500a38f88
Diameter
135374842
Circumference
425292609.10808
Area
1.4393479940443E+16
Volume
1.2990100485118E+24
Surface area
5.7573919761774E+16
Circumference
425292609.10808
Perimeter
270749684
Area
4581586961631241
Diagonal
95724468.780257
Surface area
27489521769787446
Volume
3.1011580552004E+23
Space diagonal
117238052.2053
Perimeter
203062263
Area
1.9838853492101E+15
Altitude
58619026.102652
Surface area
1.9838853492101E+15
Volume
3.6547498172725E+22
Height
31908156.260086