121968897 is an odd 9-digits composite number following 121968896
and preceding 121968898 . In scientific notation, it is written as 1.21968897 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 76529472 positive integers (up to 121968897) that are relatively prime to 121968897.
121968897 has 8 divisors, whose sum is 172191456
The reverse of 121968897 is 798869121
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
one hundred twenty-one million nine hundred sixty-eight thousand eight hundred ninety-seven
Scientific notation
1.21968897 × 10^8
Engineering notation
1.21968897 × 10^6
Prime Factorization
3 × 17 × 2391547
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121968897
Product of the distinct prime numbers
The prime factorization of 121968897 is 3 × 17 × 2391547.
Since it has a total of 3 prime factors.
10 , 9 , 37 , 21 , 236 , 782 , 3769 , 78 , 73240 , 45866 , 56129 , 697461 , 2584657 , 7063406 , 81903393 , 72179066 , 139362945 , 54064286 , 4961837536 , 8088388118
n×2
243937794
n×3
365906691
n×4
487875588
n×5
609844485
n÷2
60984448.5
n÷3
40656299
n÷3
30492224.25
n÷5
24393779.4
n2
14876411835396609
n3
1.8144595428811E+24
n4
2.2130762909633E+32
n5
2.6992647418564E+40
2 √n
11043.952960784
3 √n
495.92541504455
4 √n
105.09021343961
5 √n
41.423788841908
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
-121968896
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 121968897 can be divided by 8 positive divisors.
The sum of these divisors (counting 121968897) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010001010001100100000001
3
Ternary
22111111122212120
4
Quaternary
13101101210001
5
Quinary
222211001042
6
Senary
20034114453
8
Octal
721214401
10
Decimal
121968897
12
Duodecimal
34a1ba29
16
Hexadecimal
7451901
20
Vigesimal
1i2624h
36
Base36
20m7sx
md5
88708d61aa5ed107cf223fdfcdc3400b
sha1
3bbe0316235fbcd495b60e433d61dfe66dbb0fda
sha256
a62efaf9727c7e83d36c263d73cc4d27d8c71e76ff2bfb89e73534306d0ef575
sha512
564a0e1d5ccaf732e5958f0a692e07751361adb0805915332206fcb0b2c4543887285ad4f3f8f38b5555425d0075ba05dc7a7c3ae1fdb5f10f02e8c4bd6bd2a8
ripemd-160
daf12d5987ffb0f4ea0686d239090071182f7f53
Diameter
243937794
Circumference
766353181.5633
Area
4.6735626133858E+16
Volume
7.6003903602014E+24
Surface area
1.8694250453543E+17
Circumference
766353181.5633
Perimeter
487875588
Area
14876411835396609
Diagonal
172490068.32509
Surface area
89258471012379654
Volume
1.8144595428811E+24
Space diagonal
211256326.54714
Perimeter
365906691
Area
6.4416752833065E+15
Altitude
105628163.27357
Surface area
6.4416752833065E+15
Volume
2.1383610782664E+23
Height
57496689.441696