71378961 is an odd 8-digits composite number following 71378960
and preceding 71378962 . In scientific notation, it is written as 7.1378961 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 47409840 positive integers (up to 71378961) that are relatively prime to 71378961.
71378961 has 8 divisors, whose sum is 95524224
The reverse of 71378961 is 16987317
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million three hundred seventy-eight thousand nine hundred sixty-one
Scientific notation
7.1378961 × 10^7
Engineering notation
7.1378961 × 10^6
Prime Factorization
3 × 271 × 87797
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71378961
Product of the distinct prime numbers
The prime factorization of 71378961 is 3 × 271 × 87797.
Since it has a total of 3 prime factors.
1 , 4 , 1 , 63 , 140 , 254 , 9456 , 6669 , 12151 , 93771 , 776183 , 569194 , 4373212 , 9090647 , 88459398 , 51992582 , 57480581 , 693506852 , 9758450387 , 5591813393
n×2
142757922
n×3
214136883
n×4
285515844
n×5
356894805
n÷2
35689480.5
n÷3
23792987
n÷3
17844740.25
n÷5
14275792.2
n2
5094956073439521
n3
3.6367267086275E+23
n4
2.5958577390278E+31
n5
1.8528962831562E+39
2 √n
8448.6070449513
3 √n
414.81718565221
4 √n
91.916304565356
5 √n
37.214659044899
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
-71378960
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 71378961 can be divided by 8 positive divisors.
The sum of these divisors (counting 71378961) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010010100000010001
3
Ternary
11222022102112020
4
Quaternary
10100102200101
5
Quinary
121233111321
6
Senary
11025522053
8
Octal
420224021
10
Decimal
71378961
12
Duodecimal
1baa3329
16
Hexadecimal
4412811
20
Vigesimal
1262781
36
Base36
16hwcx
md5
cc71055775fb723d1ac8a43121db0e53
sha1
de9333a5e66a5c41ac7313a1f5bbd25794ede0cd
sha256
5a78d05053c05c3877ffb523dd526e1f5bd322d15d4428fcab799ab26a7bccaf
sha512
39183f84398486494966d22f9738956d08a193e37d00ceb1c91b053e8b2cc33ce6e7c4216a2a6f89b574c2b3007dedc8c246e85a15a3fff824dbcaf94fd6b562
ripemd-160
82b0c8ca6e37018524e872d37b27257f30c82284
Diameter
142757922
Circumference
448487238.99694
Area
1.600627657068E+16
Volume
1.5233485214584E+24
Surface area
6.4025106282721E+16
Circumference
448487238.99694
Perimeter
285515844
Area
5094956073439521
Diagonal
100945094.7143
Surface area
30569736440637126
Volume
3.6367267086275E+23
Space diagonal
123631987.04348
Perimeter
214136883
Area
2.2061806953822E+15
Altitude
61815993.521739
Surface area
2.2061806953822E+15
Volume
4.2859235283213E+22
Height
33648364.904767