30897470 is an even 8-digits composite number following 30897469
and preceding 30897471 . In scientific notation, it is written as 3.0897470 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 11932704 positive integers (up to 30897470) that are relatively prime to 30897470.
30897470 has 8 divisors, whose sum is 46666272
The reverse of 30897470 is 07479803
Previous prime number is 145
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty million eight hundred ninety-seven thousand four hundred seventy
Scientific notation
3.0897470 × 10^7
Engineering notation
3.0897470 × 10^6
Prime Factorization
2 × 145 × 106543
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30897470
Product of the distinct prime numbers
The prime factorization of 30897470 is 2 × 145 × 106543.
Since it has a total of 3 prime factors.
5 , 5 , 39 , 60 , 886 , 220 , 4999 , 2023 , 30225 , 38702 , 672447 , 904445 , 9150990 , 722236 , 57538072 , 62147006 , 471515137 , 252584137 , 3073901415 , 6565335709
n×2
61794940
n×3
92692410
n×4
123589880
n×5
154487350
n÷2
15448735
n÷3
10299156.666667
n÷3
7724367.5
n÷5
6179494
n2
954653652400900
n3
2.9496382585447E+22
n4
9.1136359604238E+29
n5
2.8158829367812E+37
2 √n
5558.5492711678
3 √n
313.7913539455
4 √n
74.555679000112
5 √n
31.476365804423
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
-30897469
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 30897470 can be divided by 8 positive divisors.
The sum of these divisors (counting 30897470) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101110111010100111110
3
Ternary
2011010202100202
4
Quaternary
1311313110332
5
Quinary
30402204340
6
Senary
3022123502
8
Octal
165672476
10
Decimal
30897470
12
Duodecimal
a420592
16
Hexadecimal
1d7753e
20
Vigesimal
9d23da
36
Base36
ie8n2
md5
3f0cd5a2bdf6a263490c4d91e6015a8b
sha1
f6f5878623cd01650ac4dae5d5157f1a1f1303b8
sha256
7f19a93268f3cf567cdba55134c836359e1fa4996278b1bd541f6f79e6a03249
sha512
3a3d1558db8d50bf0e5d6792ce25b22075b120770740bf175fa4c4f5a3a3bece8313b150dff31a5e54c76ba5363fe54e690814b589f51b81f5eea7456ee9aabe
ripemd-160
59df04f19982edf50edfd13c8c1fe37e89ddf1c8
Diameter
61794940
Circumference
194134529.53302
Area
2.9991329011053E+15
Volume
1.2355415845055E+23
Surface area
1.1996531604421E+16
Circumference
194134529.53302
Perimeter
123589880
Area
954653652400900
Diagonal
43695621.117016
Surface area
5727921914405400
Volume
2.9496382585447E+22
Space diagonal
53515987.865335
Perimeter
92692410
Area
4.1337715739739E+14
Altitude
26757993.932668
Surface area
4.1337715739739E+14
Volume
3.4761820244404E+21
Height
14565207.039005