121858557 is an odd 9-digits composite number following 121858556
and preceding 121858558 . In scientific notation, it is written as 1.21858557 × 10^8.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 81239036 positive integers (up to 121858557) that are relatively prime to 121858557.
121858557 has 4 divisors, whose sum is 162478080
The reverse of 121858557 is 755858121
Previous prime number is 3
Is Prime? no Number parity odd Number length 9 Sum of Digits 42 Digital Root 6
Name
one hundred twenty-one million eight hundred fifty-eight thousand five hundred fifty-seven
Scientific notation
1.21858557 × 10^8
Engineering notation
1.21858557 × 10^6
Prime Factorization
3 × 40619519
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
121858557 Product of the distinct prime numbers
The prime factorization of 121858557 is 3 × 40619519.
Since it has a total of 2 prime factors.
10 , 6 , 21 , 97 , 401 , 160 , 9178 , 6713 , 51609 , 17644 , 457322 , 16221 , 4175168 , 1484364 , 67811369 , 30320471 , 142437661 , 365914102 , 6404076592 , 8792117368
n×2
243717114
n×3
365575671
n×4
487434228
n×5
609292785
n÷2
60929278.5
n÷3
40619519
n÷3
30464639.25
n÷5
24371711.4
n2
14849507914122249
n3
1.809539606575E+24
n4
2.2050788529158E+32
n5
2.6870772708753E+40
2 √n11038.956336538
3 √n495.77582248173
4 √n105.06643772651
5 √n41.416291265332
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
-121858556 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 121858557 can be divided by 4 positive divisors.
The sum of these divisors (counting 121858557) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010000110110100111111101
3
Ternary
22111022001111220
4
Quaternary
13100312213331
5
Quinary
222143433212
6
Senary
20031503553
8
Octal
720664775
10
Decimal
121858557
12
Duodecimal
34987bb9
16
Hexadecimal
74369fd
20
Vigesimal
1i1c67h
36
Base36
20junx
md5
9bfb8b4e4d82b2bb6fed58b7899024f9
sha1
7b261b9da50804eadf7c0cdbaaefa44ac5dc46f8
sha256
0186d98c5a6972c452714cfd14e6511e239c632c34f7636a796997a3903d7153
sha512
f7721c1cdc0e6f7beaa4cb3004e8d941a13cd0519115791088528f2939ce0e133ef953c00efb38ab92acb72eb73b460666a96fa5e3f2b4c4c16d2dde6de68e37
ripemd-160
22ee97a73c8b552b0888cb46c1f1a5bf7a807b64
Diameter
243717114
Circumference
765659894.89651
Area
4.665110497243E+16
Volume
7.5797817791945E+24
Surface area
1.8660441988972E+17
Circumference
765659894.89651
Perimeter
487434228
Area
14849507914122249
Diagonal
172334024.00061
Surface area
89097047484733494
Volume
1.809539606575E+24
Space diagonal
211065212.06103
Perimeter
365575671
Area
6.430025543664E+15
Altitude
105532606.03051
Surface area
6.430025543664E+15
Volume
2.1325628777247E+23
Height
57444674.666872