168991628 is an even 9-digits composite number following 168991627
and preceding 168991629 . In scientific notation, it is written as 1.68991628 × 10^8.
The sum of its digits is 50. It has a total of 5 prime factors and 24 positive divisors.
There are 72858624 positive integers (up to 168991628) that are relatively prime to 168991628.
168991628 has 24 divisors, whose sum is 299300400
The reverse of 168991628 is 826199861
Previous prime number is 149
Is Prime? no Number parity even Number length 9 Sum of Digits 50 Digital Root 5
Name
one hundred sixty-eight million nine hundred ninety-one thousand six hundred twenty-eight
Scientific notation
1.68991628 × 10^8
Engineering notation
1.68991628 × 10^6
Prime Factorization
2 × 2 × 221 × 149 × 1283
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
84495814 Product of the distinct prime numbers
The prime factorization of 168991628 is 2 × 2 × 221 × 149 × 1283.
Since it has a total of 5 prime factors.
7 , 5 , 63 , 49 , 530 , 811 , 9520 , 2893 , 78521 , 69906 , 170487 , 900376 , 4661832 , 258580 , 25613681 , 1018771 , 355814820 , 150413931 , 80695282 , 7139376509
n×2
337983256
n×3
506974884
n×4
675966512
n×5
844958140
n÷2
84495814
n÷3
56330542.666667
n÷3
42247907
n÷5
33798325.6
n2
28558170334090384
n3
4.8260916974592E+24
n4
8.1556909283092E+32
n5
1.3782434874398E+41
2 √n12999.677996012
3 √n552.86835165051
4 √n114.01613042027
5 √n44.215347027744
1 , 2 , 4 , 149 , 221 , 298 , 442 , 596 , 884 , 1283 , 2566 , 5132 , 32929 , 65858 , 131716 , 191167 , 283543 , 382334 , 567086 , 764668 , 1134172 , 42247907 , 84495814 , 168991628
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-168991627 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168991628 can be divided by 24 positive divisors.
The sum of these divisors (counting 168991628) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010000100101001101110001100
3
Ternary
102202222122221012
4
Quaternary
22010221232030
5
Quinary
321230213003
6
Senary
24434024352
8
Octal
1204515614
10
Decimal
168991628
12
Duodecimal
487180b8
16
Hexadecimal
a129b8c
20
Vigesimal
2cg3j18
36
Base36
2sm2rw
md5
0dbcf32f781c6900abc26d134dd3f64c
sha1
0540276d386e0c38b6799bd1a4b74ddfc8c81359
sha256
659ff25b8b982bbddd2a4c2e9187e9bda8320979753ab76293d93769cc38ab1b
sha512
2cac1be516b655a879bacc0ba28fbc621b242a6d09656916ac632157f287ffd2e80468b23ca3808ef98f7bdf6886d57f556848311bb4e99261b42cc8dfb48803
ripemd-160
e6701f9f612ec8ff479a51e4a209b1bb50956dc2
Diameter
337983256
Circumference
1061805714.086
Area
8.9718138121544E+16
Volume
2.0215485629718E+25
Surface area
3.5887255248618E+17
Circumference
1061805714.086
Perimeter
675966512
Area
28558170334090384
Diagonal
238990252.24511
Surface area
171349022004542304
Volume
4.8260916974592E+24
Space diagonal
292702085.74978
Perimeter
506974884
Area
1.2366050497463E+16
Altitude
146351042.87489
Surface area
1.2366050497463E+16
Volume
5.6876036098359E+23
Height
79663417.415036