12154421 is an odd 8-digits composite number following 12154420
and preceding 12154422 . In scientific notation, it is written as 1.2154421 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 12079692 positive integers (up to 12154421) that are relatively prime to 12154421.
12154421 has 4 divisors, whose sum is 12229152
The reverse of 12154421 is 12445121
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twelve million one hundred fifty-four thousand four hundred twenty-one
Scientific notation
1.2154421 × 10^7
Engineering notation
1.2154421 × 10^6
Prime Factorization
163 × 74567
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12154421
Product of the distinct prime numbers
The prime factorization of 12154421 is 163 × 74567.
Since it has a total of 2 prime factors.
3 , 3 , 73 , 84 , 305 , 321 , 9851 , 9206 , 17169 , 12830 , 521045 , 126678 , 9032458 , 7923077 , 12924588 , 33801652 , 628665737 , 827136965 , 4911262352 , 6881733233
n×2
24308842
n×3
36463263
n×4
48617684
n×5
60772105
n÷2
6077210.5
n÷3
4051473.6666667
n÷3
3038605.25
n÷5
2430884.2
n2
147729949845241
n3
1.7955720047279E+21
n4
2.1824138081277E+28
n5
2.6525976220198E+35
2 √n
3486.319119071
3 √n
229.92070990879
4 √n
59.045060073396
5 √n
26.118417216905
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12154420
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12154421 can be divided by 4 positive divisors.
The sum of these divisors (counting 12154421) is 1, the average is 0.25.
Base
System
Value
2
Binary
101110010111011000110101
3
Ternary
211212111201202
4
Quaternary
232113120311
5
Quinary
11102420141
6
Senary
1112302245
8
Octal
56273065
10
Decimal
12154421
12
Duodecimal
40a1985
16
Hexadecimal
b97635
20
Vigesimal
3fj611
36
Base36
78iet
md5
79a265b6d6a8912a6f1f67f2c2ab15f9
sha1
5cd09a94a41243d8840878e47e5e73e804f7fdbe
sha256
94ea19724869a308998072cab630120445581a4171b1b81b9027ff6c6de59925
sha512
620d644f1c9c5282545ac5f1474bfe67e3e173fea4c1563230c76b7fb6acd388f752cab1bfd7f7cb1aefa4ba70a32e74c8265d0475adb154444a3967f6b4fb58
ripemd-160
6e53d386bf51df2dab3284536758109f2f2a0e24
Diameter
24308842
Circumference
76368479.444475
Area
4.64107325149E+14
Volume
7.5212744253931E+21
Surface area
1.856429300596E+15
Circumference
76368479.444475
Perimeter
48617684
Area
147729949845241
Diagonal
17188947.020992
Surface area
886379699071446
Volume
1.7955720047279E+21
Space diagonal
21052074.708582
Perimeter
36463263
Area
63968944732890
Altitude
10526037.354291
Surface area
63968944732890
Volume
2.1161019010864E+20
Height
5729649.0069975