157212 is an even 6-digits composite number following 157211
and preceding 157213 . In scientific notation, it is written as 1.57212 × 10^5.
The sum of its digits is 18. It has a total of 6 prime factors and 36 positive divisors.
There are 47520 positive integers (up to 157212) that are relatively prime to 157212.
157212 has 36 divisors, whose sum is 434616
The reverse of 157212 is 212751
Previous prime number is 3
Is Prime? no
Number parity even
Number length 6
Sum of Digits 18
Digital Root 9
Name
one hundred fifty-seven thousand two hundred twelve
Scientific notation
1.57212 × 10^5
Engineering notation
1.57212 × 10^3
Prime Factorization
2 × 2 × 3 × 397 × 3 × 11
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
26202
Product of the distinct prime numbers
The prime factorization of 157212 is 2 × 2 × 3 × 397 × 3 × 11.
Since it has a total of 6 prime factors.
7 , 4 , 59 , 16 , 246 , 120 , 2790 , 8817 , 66521 , 7999 , 279445 , 884646 , 5358319 , 7272308 , 87355319 , 94325941 , 185683478 , 606802710 , 9909152017 , 9798006124
n×2
314424
n×3
471636
n×4
628848
n×5
786060
n÷2
78606
n÷3
52404
n÷3
39303
n÷5
31442.4
n2
24715612944
n3
3885590942152128
n4
6.1086152319762E+20
n5
9.6034761784944E+25
2 √n
396.49968474136
3 √n
53.971178034936
4 √n
19.912299835563
5 √n
10.947050928473
1 , 2 , 3 , 4 , 6 , 9 , 11 , 12 , 18 , 22 , 33 , 36 , 44 , 66 , 99 , 132 , 198 , 396 , 397 , 794 , 1191 , 1588 , 2382 , 3573 , 4367 , 4764 , 7146 , 8734 , 13101 , 14292 , 17468 , 26202 , 39303 , 52404 , 78606 , 157212
36 divisors
τ
Total Divisors
36
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157211
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.027777777777778
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
36
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157212 can be divided by 36 positive divisors.
The sum of these divisors (counting 157212) is 1, the average is 0.027777777777778.
Base
System
Value
2
Binary
100110011000011100
3
Ternary
21222122200
4
Quaternary
212120130
5
Quinary
20012322
6
Senary
3211500
8
Octal
463034
10
Decimal
157212
12
Duodecimal
76b90
16
Hexadecimal
2661c
20
Vigesimal
jd0c
36
Base36
3db0
md5
53ab6e97763c02fc05152813c6e011fc
sha1
cce14ede35abf689ee91b96da7412c5ba05451ae
sha256
d5e52c2cbba7a9b10be3d27aec00ce3675e6354515cabbfe505c4a0b30630952
sha512
f8012768792fc858f3bd249f143795425d07c796bcaf4c9c17d880d2450491ef923280fd41cea5e28916eb6e3b153f418ba4b62065f11c992d1dd7acbf99c291
ripemd-160
8f829da819d89a8508253149e5aa7fd085809128
Diameter
314424
Circumference
987792.12851232
Area
77646388053.839
Volume
1.6275925278294E+16
Surface area
310585552215.36
Circumference
987792.12851232
Perimeter
628848
Area
24715612944
Diagonal
222331.3425678
Surface area
148293677664
Volume
3885590942152128
Space diagonal
272299.17155952
Perimeter
471636
Area
10702174339.804
Altitude
136149.58577976
Surface area
10702174339.804
Volume
4.579212840188E+14
Height
74110.4475226