12907880 is an even 8-digits composite number following 12907879
and preceding 12907881 . In scientific notation, it is written as 1.2907880 × 10^7.
The sum of its digits is 35. It has a total of 6 prime factors and 32 positive divisors.
There are 5144640 positive integers (up to 12907880) that are relatively prime to 12907880.
12907880 has 32 divisors, whose sum is 29147040
The reverse of 12907880 is 08870921
Previous prime number is 691
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twelve million nine hundred seven thousand eight hundred eighty
Scientific notation
1.2907880 × 10^7
Engineering notation
1.2907880 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 691 × 467
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
3226970
Product of the distinct prime numbers
The prime factorization of 12907880 is 2 × 2 × 2 × 5 × 691 × 467.
Since it has a total of 6 prime factors.
6 , 7 , 13 , 79 , 620 , 910 , 599 , 1940 , 2590 , 43106 , 119510 , 809031 , 9437980 , 6756176 , 51719326 , 14021411 , 569479270 , 740808335 , 3494263931 , 1745141900
n×2
25815760
n×3
38723640
n×4
51631520
n×5
64539400
n÷2
6453940
n÷3
4302626.6666667
n÷3
3226970
n÷5
2581576
n2
166613366094400
n3
2.1506253359426E+21
n4
2.7760013761307E+28
n5
3.5832292642929E+35
2 √n
3592.7538184518
3 √n
234.57675439472
4 √n
59.939584737065
5 √n
26.434492913432
1 , 2 , 4 , 5 , 8 , 10 , 20 , 40 , 467 , 691 , 934 , 1382 , 1868 , 2335 , 2764 , 3455 , 3736 , 4670 , 5528 , 6910 , 9340 , 13820 , 18680 , 27640 , 322697 , 645394 , 1290788 , 1613485 , 2581576 , 3226970 , 6453940 , 12907880
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
-12907879
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 12907880 can be divided by 32 positive divisors.
The sum of these divisors (counting 12907880) is 1, the average is 0.03125.
Base
System
Value
2
Binary
110001001111010101101000
3
Ternary
220021210021122
4
Quaternary
301033111220
5
Quinary
11301023010
6
Senary
1140354412
8
Octal
61172550
10
Decimal
12907880
12
Duodecimal
43a5a08
16
Hexadecimal
c4f568
20
Vigesimal
40d9e0
36
Base36
7ons8
md5
6d83532a169b61b731b897b07f6c8d29
sha1
c65a473e1606567a253fbce77896cd417c7ee40e
sha256
8c51ff69736e4df18cb0bd9a228f16babc9ef476eff7dba3a88a01e0db24ea44
sha512
447f212c9b9f7f508177d9c31622aefbb9e84747ee7c549bfc5858493cfde44773b05e0c77a395a209e71f735dc8aa2135fb6c25eec2eb8ef824410ba0c81a0b
ripemd-160
f4e3eaef114deac5c0ec40b76b1c46fbb354bd5e
Diameter
25815760
Circumference
81102601.962837
Area
5.2343132691203E+14
Volume
9.0085183413617E+21
Surface area
2.0937253076481E+15
Circumference
81102601.962837
Perimeter
51631520
Area
166613366094400
Diagonal
18254498.957484
Surface area
999680196566400
Volume
2.1506253359426E+21
Space diagonal
22357103.978002
Perimeter
38723640
Area
72145703823894
Altitude
11178551.989001
Surface area
72145703823894
Volume
2.5345362647277E+20
Height
6084832.9858281