71398657 is an odd 8-digits composite number following 71398656
and preceding 71398658 . In scientific notation, it is written as 7.1398657 × 10^7.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 60709120 positive integers (up to 71398657) that are relatively prime to 71398657.
71398657 has 16 divisors, whose sum is 82985472
The reverse of 71398657 is 75689317
Previous prime number is 2207
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-one million three hundred ninety-eight thousand six hundred fifty-seven
Scientific notation
7.1398657 × 10^7
Engineering notation
7.1398657 × 10^6
Prime Factorization
11 × 17 × 2207 × 173
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71398657
Product of the distinct prime numbers
The prime factorization of 71398657 is 11 × 17 × 2207 × 173.
Since it has a total of 4 prime factors.
8 , 7 , 87 , 97 , 988 , 842 , 5627 , 7423 , 90814 , 53850 , 737806 , 655805 , 9994657 , 9853617 , 58665458 , 68890895 , 113646936 , 836369620 , 2443034455 , 228107705
n×2
142797314
n×3
214195971
n×4
285594628
n×5
356993285
n÷2
35699328.5
n÷3
23799552.333333
n÷3
17849664.25
n÷5
14279731.4
n2
5097768221403649
n3
3.639738047055E+23
n4
2.5987240839153E+31
n5
1.8554540950511E+39
2 √n
8449.7726004905
3 √n
414.85533642663
4 √n
91.922644655659
5 √n
37.21671258848
1 , 11 , 17 , 173 , 187 , 1903 , 2207 , 2941 , 24277 , 32351 , 37519 , 381811 , 412709 , 4199921 , 6490787 , 71398657
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
-71398656
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 71398657 can be divided by 16 positive divisors.
The sum of these divisors (counting 71398657) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010000010111010100000001
3
Ternary
11222100102112201
4
Quaternary
10100113110001
5
Quinary
121234224112
6
Senary
11030153201
8
Octal
420272401
10
Decimal
71398657
12
Duodecimal
1bab2801
16
Hexadecimal
4417501
20
Vigesimal
1264gch
36
Base36
16ibk1
md5
c30e52c6d4e12a9f2c25847d7c8dd9d6
sha1
414982ce9a1658dbe0b8e360d4bbebb80658a7c3
sha256
65c9c87e549180c130260f58e31f212cef7651336a1d7c03a48e09fdc0f7d266
sha512
953d2a1be0550fd357a53e08af6e9d8340927e2d4937875aafcb03f5bf0921debe2b6f165414bf6e3c6a58932a05d985343ec52b54ef6849501f33db76a6b7e7
ripemd-160
6876b2b91d822f0a4e5a91afde1c8e34f9b93f3c
Diameter
142797314
Circumference
448610992.61475
Area
1.6015111194065E+16
Volume
1.5246099079492E+24
Surface area
6.4060444776261E+16
Circumference
448610992.61475
Perimeter
285594628
Area
5097768221403649
Diagonal
100972949.06462
Surface area
30586609328421894
Volume
3.639738047055E+23
Space diagonal
123666101.51618
Perimeter
214195971
Area
2.2073983911703E+15
Altitude
61833050.758092
Surface area
2.2073983911703E+15
Volume
4.2894724246921E+22
Height
33657649.688208