21498847 is an odd 8-digits prime number following 21498846
and preceding 21498848 . In scientific notation, it is written as 2.1498847 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 21498846 positive integers (up to 21498847) that are relatively prime to 21498847.
21498847 has 2 divisors, whose sum is 21498848
The reverse of 21498847 is 74889412
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 43 Digital Root 7
Name
twenty-one million four hundred ninety-eight thousand eight hundred forty-seven
Scientific notation
2.1498847 × 10^7
Engineering notation
2.1498847 × 10^6
Prime Factorization
21498847
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21498847 Product of the distinct prime numbers
The prime factorization of 21498847 is 21498847.
Since it has a total of 1 prime factors.
10 , 5 , 51 , 48 , 335 , 167 , 3596 , 9241 , 68768 , 88382 , 710886 , 161303 , 3727309 , 4759877 , 60172184 , 29866782 , 569745760 , 917130421 , 2799218176 , 3161492863
n×2
42997694
n×3
64496541
n×4
85995388
n×5
107494235
n÷2
10749423.5
n÷3
7166282.3333333
n÷3
5374711.75
n÷5
4299769.4
n2
462200422329409
n3
9.9367761629953E+21
n4
2.1362923040148E+29
n5
4.5927821391293E+36
2 √n4636.6849148934
3 √n278.05991755788
4 √n68.093207553275
5 √n29.274065067065
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21498848 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10749424 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4636.6850227291 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999069718 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21498847 can be divided by 2 positive divisors.
The sum of these divisors (counting 21498847) is 21498848, the average is 10749424.
Base
System
Value
2
Binary
1010010000000101111011111
3
Ternary
1111110020212121
4
Quaternary
1102000233133
5
Quinary
21000430342
6
Senary
2044443411
8
Octal
122005737
10
Decimal
21498847
12
Duodecimal
7249567
16
Hexadecimal
1480bdf
20
Vigesimal
6e7727
36
Base36
cssm7
md5
921b69fc0e1cbca10665a2ccd75b089d
sha1
61f00ab054bb487b0d6ead104587719b1af77c61
sha256
160e72b3c27c5ec630d320e5e71c02d07f9e6c668067e7a41222afe05a6a4101
sha512
bafa280315fda36034a396d5d971a2ba9a3d9442e5dae91cba73e0c5a25368bf9d064b03e204e70842e0e5b3029b152ed356bb9925c26d79a6d1a5c0a9a861ab
ripemd-160
dc1c6736fc9ade77d028ad5203bee3147f604ee8
Diameter
42997694
Circumference
135081239.5917
Area
1.4520454512762E+15
Volume
4.162307065871E+22
Surface area
5.8081818051047E+15
Circumference
135081239.5917
Perimeter
85995388
Area
462200422329409
Diagonal
30403961.002784
Surface area
2773202533976454
Volume
9.9367761629953E+21
Space diagonal
37237095.30815
Perimeter
64496541
Area
2.0013865368858E+14
Altitude
18618547.654075
Surface area
2.0013865368858E+14
Volume
1.1710603013311E+21
Height
10134653.667595