154421897 is an odd 9-digits composite number following 154421896
and preceding 154421898 . In scientific notation, it is written as 1.54421897 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 12 positive divisors.
There are 120201984 positive integers (up to 154421897) that are relatively prime to 154421897.
154421897 has 12 divisors, whose sum is 161378880
The reverse of 154421897 is 798124451
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred fifty-four million four hundred twenty-one thousand eight hundred ninety-seven
Scientific notation
1.54421897 × 10^8
Engineering notation
1.54421897 × 10^6
Prime Factorization
119 × 29 × 29 × 1543
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5324893
Product of the distinct prime numbers
The prime factorization of 154421897 is 119 × 29 × 29 × 1543.
Since it has a total of 4 prime factors.
8 , 10 , 55 , 53 , 664 , 375 , 421 , 5909 , 75044 , 70227 , 419747 , 727464 , 6152975 , 7090819 , 34971980 , 9429931 , 297676305 , 355204502 , 474260695 , 29611451
n×2
308843794
n×3
463265691
n×4
617687588
n×5
772109485
n÷2
77210948.5
n÷3
51473965.666667
n÷3
38605474.25
n÷5
30884379.4
n2
23846122273078609
n3
3.6823634375028E+24
n4
5.6863754746262E+32
n5
8.7810088784605E+40
2 √n
12426.660734083
3 √n
536.49987825661
4 √n
111.47493320959
5 √n
43.425194933628
1 , 29 , 119 , 841 , 1543 , 3451 , 44747 , 100079 , 183617 , 1297663 , 5324893 , 154421897
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-154421896
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 154421897 can be divided by 12 positive divisors.
The sum of these divisors (counting 154421897) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001001101000100101010001001
3
Ternary
101202120110000112
4
Quaternary
21031010222021
5
Quinary
304013000042
6
Senary
23153444105
8
Octal
1115045211
10
Decimal
154421897
12
Duodecimal
43870635
16
Hexadecimal
9344a89
20
Vigesimal
2852eeh
36
Base36
2jxsp5
md5
f44e949db989402868fc981a3a5c1a6e
sha1
9d99da80bcb78ca4485b6fdb4a012032f109cf48
sha256
b0828c0c78871a572da12df60f9ce2609cfea9f9d605a6b72f0b6867ead3c170
sha512
849c66115d3ee5770a140eaf9dcd82e28b150fe07e9c8323e87754c26e3b81da36a20e30705971b9e21d135853d732cbb96c257c12b7040346942b033c31849d
ripemd-160
6d74a58212c18679e69c6c97a0b91babf9492790
Diameter
308843794
Circumference
970261394.3372
Area
7.4914802549708E+16
Volume
1.5424647897475E+25
Surface area
2.9965921019883E+17
Circumference
970261394.3372
Perimeter
617687588
Area
23846122273078609
Diagonal
218385541.06478
Surface area
143076733638471654
Volume
3.6823634375028E+24
Space diagonal
267466571.40517
Perimeter
463265691
Area
1.0325673835118E+16
Altitude
133733285.70258
Surface area
1.0325673835118E+16
Volume
4.339706929086E+23
Height
72795180.354927