61998521 is an odd 8-digits composite number following 61998520
and preceding 61998522 . In scientific notation, it is written as 6.1998521 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 57229392 positive integers (up to 61998521) that are relatively prime to 61998521.
61998521 has 4 divisors, whose sum is 66767652
The reverse of 61998521 is 12589916
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-one million nine hundred ninety-eight thousand five hundred twenty-one
Scientific notation
6.1998521 × 10^7
Engineering notation
6.1998521 × 10^6
Prime Factorization
13 × 4769117
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
61998521
Product of the distinct prime numbers
The prime factorization of 61998521 is 13 × 4769117.
Since it has a total of 2 prime factors.
3 , 9 , 21 , 85 , 598 , 190 , 7022 , 2719 , 68796 , 85017 , 196090 , 280034 , 9290479 , 3722049 , 62165316 , 62424497 , 413490802 , 863944309 , 1269796839 , 5061275640
n×2
123997042
n×3
185995563
n×4
247994084
n×5
309992605
n÷2
30999260.5
n÷3
20666173.666667
n÷3
15499630.25
n÷5
12399704.2
n2
3843816606187441
n3
2.3831094457886E+23
n4
1.4774926102002E+31
n5
9.1602356620844E+38
2 √n
7873.9139568578
3 √n
395.78601378082
4 √n
88.735077375623
5 √n
36.180641752424
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
-61998520
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 61998521 can be divided by 4 positive divisors.
The sum of these divisors (counting 61998521) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101100100000010110111001
3
Ternary
11022122211222112
4
Quaternary
3230200112321
5
Quinary
111332423041
6
Senary
10052502105
8
Octal
354402671
10
Decimal
61998521
12
Duodecimal
1891a935
16
Hexadecimal
3b205b9
20
Vigesimal
j79g61
36
Base36
10wud5
md5
acbddf1b0c08c449010bc2db533733fb
sha1
ffaaffa2e68d71045afad32a531eecad51e8a1da
sha256
53b37ef732622a573af709fd5ecd84a9d4801b312239f2b9ca0a1244bc729e02
sha512
ee9799a808bafca09e393a3873d2883aa94ee7b493d8236a57acb383525a174fbf570d3b730526302f9559491d0069382f61ec0da5d8121d03e2c503a8af7af5
ripemd-160
c654611bdc64364128c9e6da83158479aba3251f
Diameter
123997042
Circumference
389548196.21407
Area
1.2075706011745E+16
Volume
9.9823455034532E+23
Surface area
4.830282404698E+16
Circumference
389548196.21407
Perimeter
247994084
Area
3843816606187441
Diagonal
87679149.245273
Surface area
23062899637124646
Volume
2.3831094457886E+23
Space diagonal
107384588.36613
Perimeter
185995563
Area
1.6644214142234E+15
Altitude
53692294.183063
Surface area
1.6644214142234E+15
Volume
2.8085214157114E+22
Height
29226383.081758