15145621 is an odd 8-digits prime number following 15145620
and preceding 15145622 . In scientific notation, it is written as 1.5145621 × 10^7.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 15145620 positive integers (up to 15145621) that are relatively prime to 15145621.
15145621 has 2 divisors, whose sum is 15145622
The reverse of 15145621 is 12654151
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
fifteen million one hundred forty-five thousand six hundred twenty-one
Scientific notation
1.5145621 × 10^7
Engineering notation
1.5145621 × 10^6
Prime Factorization
15145621
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
15145621
Product of the distinct prime numbers
The prime factorization of 15145621 is 15145621.
Since it has a total of 1 prime factors.
10 , 8 , 55 , 11 , 205 , 571 , 4820 , 2508 , 69674 , 73104 , 973022 , 822020 , 5087665 , 9026677 , 89140136 , 33861392 , 924930527 , 140070249 , 8977760429 , 4051867282
n×2
30291242
n×3
45436863
n×4
60582484
n×5
75728105
n÷2
7572810.5
n÷3
5048540.3333333
n÷3
3786405.25
n÷5
3029124.2
n2
229389835475641
n3
3.4742515093664E+21
n4
5.2619696619542E+28
n5
7.9695798213456E+35
2 √n
3891.7375296903
3 √n
247.41671040228
4 √n
62.383792203507
5 √n
27.293385980093
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
15145622
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
7572811
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3891.7376581676
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998679486
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15145621 can be divided by 2 positive divisors.
The sum of these divisors (counting 15145621) is 15145622, the average is 7572811.
Base
System
Value
2
Binary
111001110001101010010101
3
Ternary
1001111110212221
4
Quaternary
321301222111
5
Quinary
12334124441
6
Senary
1300342341
8
Octal
71615225
10
Decimal
15145621
12
Duodecimal
50a49b1
16
Hexadecimal
e71a95
20
Vigesimal
4ed411
36
Base36
90mfp
md5
16d3f6ccba9cb69ec63faa52b0093fad
sha1
2f85b34791beddb453731f4efd427531f3da14fd
sha256
fc182ce74bc377338323fa939ca4893bd6c260d5bb4a8746add8234e758d2b8a
sha512
ca5aea480c8a7f4e60369ca8ad7bfcab8f1201995b3160089b5903448ef87574c6e982cd304300c75d25490e50b37e0162eed1477f8f7e52c5c122b5af2f9a36
ripemd-160
72d98f29a9fc88610f977bf974eb3df8d70368c6
Diameter
30291242
Circumference
95162743.335311
Area
7.2064942193845E+14
Volume
1.4552910691398E+22
Surface area
2.8825976877538E+15
Circumference
95162743.335311
Perimeter
60582484
Area
229389835475641
Diagonal
21419142.628763
Surface area
1376339012853846
Volume
3.4742515093664E+21
Space diagonal
26232985.084182
Perimeter
45436863
Area
99328712445919
Altitude
13116492.542091
Surface area
99328712445919
Volume
4.094444669701E+20
Height
7139714.2095876