121788897 is an odd 9-digits composite number following 121788896
and preceding 121788898 . In scientific notation, it is written as 1.21788897 × 10^8.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 81192596 positive integers (up to 121788897) that are relatively prime to 121788897.
121788897 has 4 divisors, whose sum is 162385200
The reverse of 121788897 is 798887121
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
one hundred twenty-one million seven hundred eighty-eight thousand eight hundred ninety-seven
Scientific notation
1.21788897 × 10^8
Engineering notation
1.21788897 × 10^6
Prime Factorization
3 × 40596299
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121788897
Product of the distinct prime numbers
The prime factorization of 121788897 is 3 × 40596299.
Since it has a total of 2 prime factors.
6 , 4 , 92 , 2 , 896 , 186 , 1523 , 4563 , 51746 , 8468 , 727013 , 245279 , 7611472 , 5227347 , 64796144 , 93398441 , 977548517 , 472032129 , 430927427 , 4036301964
n×2
243577794
n×3
365366691
n×4
487155588
n×5
608944485
n÷2
60894448.5
n÷3
40596299
n÷3
30447224.25
n÷5
24357779.4
n2
14832535432476609
n3
1.8064381300347E+24
n4
2.2000410735567E+32
n5
2.6794057570317E+40
2 √n
11035.800695917
3 √n
495.68133499427
4 √n
105.05141929511
5 √n
41.411555087848
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121788896
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121788897 can be divided by 4 positive divisors.
The sum of these divisors (counting 121788897) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010000100101100111100001
3
Ternary
22111011111221220
4
Quaternary
13100211213201
5
Quinary
222134221042
6
Senary
20030205253
8
Octal
720454741
10
Decimal
121788897
12
Duodecimal
34953829
16
Hexadecimal
74259e1
20
Vigesimal
1i13c4h
36
Base36
20icwx
md5
4f01cd26c7a134e0d980ea9fe3fabd76
sha1
688ccdbb8a88e6faac62cf2586c90988a7eb8c4e
sha256
463cf46701359571a08ea03f4007ec243ef5be1edf2d8580625fc217a7185998
sha512
ccbf050b90cfe9f2bb0d97acd805f7277bc4f566215070ed4db4e4590e7a35bb950a525db698402a24e0389a40d16b8a9819e22e6c03f45f7ee20d938ad7d9b3
ripemd-160
96c6b0d6b8e1d64931ef12dfd437379f3ffb55cb
Diameter
243577794
Circumference
765222208.20801
Area
4.6597784348779E+16
Volume
7.5667903446422E+24
Surface area
1.8639113739512E+17
Circumference
765222208.20801
Perimeter
487155588
Area
14832535432476609
Diagonal
172235509.88386
Surface area
88995212594859654
Volume
1.8064381300347E+24
Space diagonal
210944557.40177
Perimeter
365366691
Area
6.4226762435288E+15
Altitude
105472278.70089
Surface area
6.4226762435288E+15
Volume
2.1289077525692E+23
Height
57411836.627953