123996887 is an odd 9-digits composite number following 123996886
and preceding 123996888 . In scientific notation, it is written as 1.23996887 × 10^8.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 101661912 positive integers (up to 123996887) that are relatively prime to 123996887.
123996887 has 8 divisors, whose sum is 147872256
The reverse of 123996887 is 788699321
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred twenty-three million nine hundred ninety-six thousand eight hundred eighty-seven
Scientific notation
1.23996887 × 10^8
Engineering notation
1.23996887 × 10^6
Prime Factorization
7 × 23 × 770167
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
123996887
Product of the distinct prime numbers
The prime factorization of 123996887 is 7 × 23 × 770167.
Since it has a total of 3 prime factors.
9 , 4 , 37 , 28 , 657 , 853 , 5419 , 8963 , 78407 , 78997 , 395793 , 75866 , 6476602 , 5702077 , 53345559 , 13392465 , 804096516 , 427920374 , 8212765065 , 143367101
n×2
247993774
n×3
371990661
n×4
495987548
n×5
619984435
n÷2
61998443.5
n÷3
41332295.666667
n÷3
30999221.75
n÷5
24799377.4
n2
15375227985690769
n3
1.9064804071409E+24
n4
2.3639763561197E+32
n5
2.9312570910044E+40
2 √n
11135.388946956
3 √n
498.65892223675
4 √n
105.52435238824
5 √n
41.560633273333
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-123996886
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 123996887 can be divided by 8 positive divisors.
The sum of these divisors (counting 123996887) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011001000000101011010111
3
Ternary
22122022200202022
4
Quaternary
13121000223113
5
Quinary
223220400022
6
Senary
20145403355
8
Octal
731005327
10
Decimal
123996887
12
Duodecimal
3563955b
16
Hexadecimal
7640ad7
20
Vigesimal
1iejc47
36
Base36
21tolz
md5
ea5add731641d25b95b856425f94d378
sha1
5dd07a9edf8ee6a31342deb0fcffc014b02cd5c9
sha256
f36cdf1e74bfd6afcb910c663ba9b1ee2d396ed94af6e6b6807abd143577bd22
sha512
18ca414dfab72937d3744bec96bc9738b26746f604d36e98e0b97ca5df18c6640b359ccac44b999a74b38aaa80f3154d22a6cdc5a0168f2ec4c43bcbc733b10a
ripemd-160
36448474211801f3a38ddd9c6929967795476c1e
Diameter
247993774
Circumference
779095418.53441
Area
4.8302703287114E+16
Volume
7.9858464550491E+24
Surface area
1.9321081314846E+17
Circumference
779095418.53441
Perimeter
495987548
Area
15375227985690769
Diagonal
175358079.28744
Surface area
92251367914144614
Volume
1.9064804071409E+24
Space diagonal
214768908.26438
Perimeter
371990661
Area
6.6576690122928E+15
Altitude
107384454.13219
Surface area
6.6576690122928E+15
Volume
2.2468087068144E+23
Height
58452693.095815