121012642 is an even 9-digits composite number following 121012641
and preceding 121012643 . In scientific notation, it is written as 1.21012642 × 10^8.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 60506320 positive integers (up to 121012642) that are relatively prime to 121012642.
121012642 has 4 divisors, whose sum is 181518966
The reverse of 121012642 is 246210121
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 19
Digital Root 1
Name
one hundred twenty-one million twelve thousand six hundred forty-two
Scientific notation
1.21012642 × 10^8
Engineering notation
1.21012642 × 10^6
Prime Factorization
2 × 60506321
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121012642
Product of the distinct prime numbers
The prime factorization of 121012642 is 2 × 60506321.
Since it has a total of 2 prime factors.
4 , 8 , 53 , 89 , 446 , 864 , 6178 , 2844 , 94427 , 94744 , 719082 , 999503 , 4715432 , 7629995 , 74501701 , 12501170 , 58001688 , 522650018 , 1859025884 , 1216358045
n×2
242025284
n×3
363037926
n×4
484050568
n×5
605063210
n÷2
60506321
n÷3
40337547.333333
n÷3
30253160.5
n÷5
24202528.4
n2
14644059523820164
n3
1.7721163325827E+24
n4
2.1444847933719E+32
n5
2.5950977057476E+40
2 √n
11000.574621355
3 √n
494.62596918987
4 √n
104.88362418107
5 √n
41.3586303982
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
-121012641
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 121012642 can be divided by 4 positive divisors.
The sum of these divisors (counting 121012642) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001101101000000110100010
3
Ternary
22102201002010201
4
Quaternary
13031220012202
5
Quinary
221434401032
6
Senary
20001415414
8
Octal
715500642
10
Decimal
121012642
12
Duodecimal
3463a56a
16
Hexadecimal
73681a2
20
Vigesimal
1hg6bc2
36
Base36
201pya
md5
eb40a756d57ec3b06b11c2fecde7dab3
sha1
25234f30db82f5147531d97f694398c9b3510494
sha256
427c4454412a4458f674be70468612e29595e4776bc0a43fa195adb6d1edd2e4
sha512
2c775dd7f60d4a05bb9faa213094741d1933e190810fd09600248c47d5418a622423db1d26e51f05711b5c0373e8e895926233f3aabf73a0f17110e0fd7e6a30
ripemd-160
a5e3bfbdb06d01227155cdc2af04998e7945a3fb
Diameter
242025284
Circumference
760344854.19738
Area
4.6005669818765E+16
Volume
7.4230235356646E+24
Surface area
1.8402267927506E+17
Circumference
760344854.19738
Perimeter
484050568
Area
14644059523820164
Diagonal
171137719.535
Surface area
87864357142920984
Volume
1.7721163325827E+24
Space diagonal
209600044.30214
Perimeter
363037926
Area
6.3410637810799E+15
Altitude
104800022.15107
Surface area
6.3410637810799E+15
Volume
2.0884591263678E+23
Height
57045906.511667