102893991 is an odd 9-digits composite number following 102893990
and preceding 102893992 . In scientific notation, it is written as 1.02893991 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 66254400 positive integers (up to 102893991) that are relatively prime to 102893991.
102893991 has 16 divisors, whose sum is 141892608
The reverse of 102893991 is 199398201
Previous prime number is 1291
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred two million eight hundred ninety-three thousand nine hundred ninety-one
Scientific notation
1.02893991 × 10^8
Engineering notation
1.02893991 × 10^6
Prime Factorization
3 × 31 × 1291 × 857
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
102893991
Product of the distinct prime numbers
The prime factorization of 102893991 is 3 × 31 × 1291 × 857.
Since it has a total of 4 prime factors.
7 , 1 , 76 , 100 , 306 , 544 , 1712 , 4682 , 66221 , 48459 , 772411 , 6702 , 536209 , 6187533 , 52055156 , 34561045 , 789011560 , 323773178 , 4336560726 , 7299244398
n×2
205787982
n×3
308681973
n×4
411575964
n×5
514469955
n÷2
51446995.5
n÷3
34297997
n÷3
25723497.75
n÷5
20578798.2
n2
10587173383908081
n3
1.0893565228793E+24
n4
1.1208824026093E+32
n5
1.1533206384614E+40
2 √n
10143.667532012
3 √n
468.59394328677
4 √n
100.71577598377
5 √n
40.038518790542
1 , 3 , 31 , 93 , 857 , 1291 , 2571 , 3873 , 26567 , 40021 , 79701 , 120063 , 1106387 , 3319161 , 34297997 , 102893991
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-102893990
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 102893991 can be divided by 16 positive divisors.
The sum of these divisors (counting 102893991) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001000100000100110100111
3
Ternary
21011121120000120
4
Quaternary
12020200212213
5
Quinary
202320101431
6
Senary
14113213023
8
Octal
610404647
10
Decimal
102893991
12
Duodecimal
2a561173
16
Hexadecimal
62209a7
20
Vigesimal
1c31ejb
36
Base36
1p9dif
md5
ffad5a83bc8d57181dc24c479d8f1434
sha1
fdcd2e25c8480c6fa700e91f0665883e0b7f835e
sha256
582748c5dfd861db211db98e46d6068d1da8bc86ccf0526f63ea0249718e3992
sha512
96cef3afceee52fa16cb9eb625cdf4e620d3f8a938118f2c8d5877018212926b9e5e8efd1df0934b8a9f6bb32a85c02b878ffd8e4149ced64ff0e8d7c0f55d70
ripemd-160
e5a2346271f7b2bb261c5b3448882e0ee04a0760
Diameter
205787982
Circumference
646502012.44827
Area
3.3260586125167E+16
Volume
4.5630859325569E+24
Surface area
1.3304234450067E+17
Circumference
646502012.44827
Perimeter
411575964
Area
10587173383908081
Diagonal
145514077.5589
Surface area
63523040303448486
Volume
1.0893565228793E+24
Space diagonal
178217620.20553
Perimeter
308681973
Area
4.5843805523674E+15
Altitude
89108810.102767
Surface area
4.5843805523674E+15
Volume
1.2838189740962E+23
Height
48504692.519632