72051213 is an odd 8-digits composite number following 72051212
and preceding 72051214 . In scientific notation, it is written as 7.2051213 × 10^7.
The sum of its digits is 21. It has a total of 5 prime factors and 32 positive divisors.
There are 43096320 positive integers (up to 72051213) that are relatively prime to 72051213.
72051213 has 32 divisors, whose sum is 106404480
The reverse of 72051213 is 31215027
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
seventy-two million fifty-one thousand two hundred thirteen
Scientific notation
7.2051213 × 10^7
Engineering notation
7.2051213 × 10^6
Prime Factorization
3 × 13 × 59 × 173 × 181
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
72051213
Product of the distinct prime numbers
The prime factorization of 72051213 is 3 × 13 × 59 × 173 × 181.
Since it has a total of 5 prime factors.
7 , 7 , 1 , 12 , 779 , 913 , 5337 , 1465 , 9035 , 78573 , 791904 , 135151 , 5090720 , 7635431 , 91008365 , 96426840 , 330100728 , 321398510 , 3818608972 , 4284068923
n×2
144102426
n×3
216153639
n×4
288204852
n×5
360256065
n÷2
36025606.5
n÷3
24017071
n÷3
18012803.25
n÷5
14410242.6
n2
5191377294771369
n3
3.7404503122894E+23
n4
2.6950398216668E+31
n5
1.9418088823439E+39
2 √n
8488.2985927688
3 √n
416.11537765248
4 √n
92.131962926928
5 √n
37.284494499513
1 , 3 , 13 , 39 , 59 , 173 , 177 , 181 , 519 , 543 , 767 , 2249 , 2301 , 2353 , 6747 , 7059 , 10207 , 10679 , 30621 , 31313 , 32037 , 93939 , 132691 , 138827 , 398073 , 407069 , 416481 , 1221207 , 1847467 , 5542401 , 24017071 , 72051213
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72051212
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72051213 can be divided by 32 positive divisors.
The sum of these divisors (counting 72051213) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010010110110101000001101
3
Ternary
12000120120200110
4
Quaternary
10102312220031
5
Quinary
121421114323
6
Senary
11052150233
8
Octal
422665015
10
Decimal
72051213
12
Duodecimal
20168379
16
Hexadecimal
44b6a0d
20
Vigesimal
12a680d
36
Base36
16wb2l
md5
47c7d9fd8bb240bbcfc3c2814f582102
sha1
ed3aaeb97182ef7bf762e55c0fc2cbc033d221e5
sha256
0e103561ef0e4cb079b4a526ba6088a5b46c263006d95576a51b85a7faf261eb
sha512
d24a288aaa7883dcdd8a7d70b449c7e8e3bebb17270f5be4c50eeefb77e7585308399b6abfad0d2a2aa564a7dd62900665805dabc66d89ddf4225b7d751842ff
ripemd-160
088fb1fc504b0fb0ae1b7ae8c6279927ec58c636
Diameter
144102426
Circumference
452711122.88607
Area
1.6309192771267E+16
Volume
1.5667961629608E+24
Surface area
6.5236771085066E+16
Circumference
452711122.88607
Perimeter
288204852
Area
5191377294771369
Diagonal
101895802.61003
Surface area
31148263768628214
Volume
3.7404503122894E+23
Space diagonal
124796361.66297
Perimeter
216153639
Area
2.2479323089509E+15
Altitude
62398180.831484
Surface area
2.2479323089509E+15
Volume
4.4081629675186E+22
Height
33965267.536678