71992871 is an odd 8-digits composite number following 71992870
and preceding 71992872 . In scientific notation, it is written as 7.1992871 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 70247520 positive integers (up to 71992871) that are relatively prime to 71992871.
71992871 has 8 divisors, whose sum is 73757184
The reverse of 71992871 is 17829917
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-one million nine hundred ninety-two thousand eight hundred seventy-one
Scientific notation
7.1992871 × 10^7
Engineering notation
7.1992871 × 10^6
Prime Factorization
127 × 61 × 9293
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71992871
Product of the distinct prime numbers
The prime factorization of 71992871 is 127 × 61 × 9293.
Since it has a total of 3 prime factors.
5 , 1 , 81 , 20 , 975 , 566 , 633 , 3995 , 36442 , 50352 , 445872 , 458203 , 7495525 , 9815130 , 54998527 , 65115564 , 166532739 , 148347722 , 457093453 , 3677088422
n×2
143985742
n×3
215978613
n×4
287971484
n×5
359964355
n÷2
35996435.5
n÷3
23997623.666667
n÷3
17998217.75
n÷5
14398574.2
n2
5182973474822641
n3
3.7313714076933E+23
n4
2.6863214040715E+31
n5
1.9339599030786E+39
2 √n
8484.861283486
3 √n
416.00303367795
4 √n
92.113306766645
5 √n
37.278454471104
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
-71992870
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 71992871 can be divided by 8 positive divisors.
The sum of these divisors (counting 71992871) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010101000011000100111
3
Ternary
12000110121122122
4
Quaternary
10102220120213
5
Quinary
121412232441
6
Senary
11051020155
8
Octal
422503047
10
Decimal
71992871
12
Duodecimal
2013a65b
16
Hexadecimal
44a8627
20
Vigesimal
129j23b
36
Base36
16v21z
md5
5798c003ad8a9af929bee3fd206b93e9
sha1
aaf6df2b081c9843a6e417d755468a8fda259adf
sha256
98381126f1e120133661ff854c217ba8b1600afe0984b0f4f8754b245a71848b
sha512
4521af7889cca65b354702ae1da5e20c0324d43253bb97a0435ee865433656985efd31e0b61ecf11039e49c3f6dbac70476a24d7c749bc6d10111588601b0753
ripemd-160
261b5de1ed851c582a8ecff5b19bbf1fa90c2096
Diameter
143985742
Circumference
452344549.28888
Area
1.6282791392254E+16
Volume
1.5629932002966E+24
Surface area
6.5131165569014E+16
Circumference
452344549.28888
Perimeter
287971484
Area
5182973474822641
Diagonal
101813294.56238
Surface area
31097840848935846
Volume
3.7313714076933E+23
Space diagonal
124695310.35475
Perimeter
215978613
Area
2.2442933481687E+15
Altitude
62347655.177376
Surface area
2.2442933481687E+15
Volume
4.3974633758425E+22
Height
33937764.854126