12157216 is an even 8-digits composite number following 12157215
and preceding 12157217 . In scientific notation, it is written as 1.2157216 × 10^7.
The sum of its digits is 25. It has a total of 6 prime factors and 12 positive divisors.
There are 6078592 positive integers (up to 12157216) that are relatively prime to 12157216.
12157216 has 12 divisors, whose sum is 23934582
The reverse of 12157216 is 61275121
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million one hundred fifty-seven thousand two hundred sixteen
Scientific notation
1.2157216 × 10^7
Engineering notation
1.2157216 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 379913
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
759826
Product of the distinct prime numbers
The prime factorization of 12157216 is 2 × 2 × 2 × 2 × 2 × 379913.
Since it has a total of 6 prime factors.
10 , 6 , 91 , 57 , 102 , 707 , 9718 , 7545 , 55311 , 65743 , 768348 , 700176 , 6616128 , 4851940 , 65696169 , 11913096 , 614512264 , 354963990 , 6207058600 , 4274585929
n×2
24314432
n×3
36471648
n×4
48628864
n×5
60786080
n÷2
6078608
n÷3
4052405.3333333
n÷3
3039304
n÷5
2431443.2
n2
147797900870656
n3
1.7968110052312E+21
n4
2.1844219501772E+28
n5
2.6556489483446E+35
2 √n
3486.719948605
3 √n
229.93833255357
4 √n
59.048454243993
5 √n
26.119618331499
1 , 2 , 4 , 8 , 16 , 32 , 379913 , 759826 , 1519652 , 3039304 , 6078608 , 12157216
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12157215
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12157216 can be divided by 12 positive divisors.
The sum of these divisors (counting 12157216) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101110011000000100100000
3
Ternary
211212122120021
4
Quaternary
232120010200
5
Quinary
11103012331
6
Senary
1112323224
8
Octal
56300440
10
Decimal
12157216
12
Duodecimal
40a3514
16
Hexadecimal
b98120
20
Vigesimal
3fjd0g
36
Base36
78kkg
md5
8f3fd9ee59379b248a7bc116545835f7
sha1
f71e8dd3ff3b91d34fe950927634e0f6de559d77
sha256
ac584f0a6de28f8a2b789b8ede4d2b3f7abe8f28443005390089d3caa0170718
sha512
1bad5569c232a0d51c26c86f87d858e20baa9c7257de4ced3a3b0c1706dbc63e1557dab5648517b16eb9ec3ef59f86e140fd8c973cfae57803e91014d6d31491
ripemd-160
5eb04625e01aa94e27d24459a2b364cba7ba8691
Diameter
24314432
Circumference
76386040.947409
Area
4.6432079959125E+14
Volume
7.5264643385646E+21
Surface area
1.857283198365E+15
Circumference
76386040.947409
Perimeter
48628864
Area
147797900870656
Diagonal
17192899.747899
Surface area
886787405223936
Volume
1.7968110052312E+21
Space diagonal
21056915.790589
Perimeter
36471648
Area
63998368390001
Altitude
10528457.895295
Surface area
63998368390001
Volume
2.1175620771826E+20
Height
5730966.5826331