121694887 is an odd 9-digits composite number following 121694886
and preceding 121694888 . In scientific notation, it is written as 1.21694887 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 118213344 positive integers (up to 121694887) that are relatively prime to 121694887.
121694887 has 8 divisors, whose sum is 125187200
The reverse of 121694887 is 788496121
Previous prime number is 709
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred twenty-one million six hundred ninety-four thousand eight hundred eighty-seven
Scientific notation
1.21694887 × 10^8
Engineering notation
1.21694887 × 10^6
Prime Factorization
37 × 709 × 4639
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121694887
Product of the distinct prime numbers
The prime factorization of 121694887 is 37 × 709 × 4639.
Since it has a total of 3 prime factors.
4 , 8 , 44 , 87 , 154 , 296 , 3388 , 7249 , 41961 , 29240 , 748165 , 619067 , 1088887 , 7094524 , 4301583 , 99767335 , 77948374 , 742812120 , 923776032 , 2744730829
n×2
243389774
n×3
365084661
n×4
486779548
n×5
608474435
n÷2
60847443.5
n÷3
40564962.333333
n÷3
30423721.75
n÷5
24338977.4
n2
14809645521942769
n3
1.8022581383029E+24
n4
2.193256004856E+32
n5
2.6690804167302E+40
2 √n
11031.540554247
3 √n
495.55376179544
4 √n
105.03114087854
5 √n
41.405159918838
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
-121694886
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 121694887 can be divided by 8 positive divisors.
The sum of these divisors (counting 121694887) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010000001110101010100111
3
Ternary
22110222202000001
4
Quaternary
13100032222213
5
Quinary
222123214022
6
Senary
20024202131
8
Octal
720165247
10
Decimal
121694887
12
Duodecimal
34909347
16
Hexadecimal
740eaa7
20
Vigesimal
1i0bh47
36
Base36
20gcdj
md5
615865a17899b1ef7c989ff202f75655
sha1
aae4de80b4dca607a754b8311fdddcc870887482
sha256
5b388247ce82dfc66c5893cf78080c7d1f099becccaa33ee14c32ef4e55c3475
sha512
024ae1f3e95b3aa41ca38e9848d8efb11afc6c70049523fa1176fc87c27fa39d0979ae2fabbcb3f1af9c3bc63e474ecaa54d5bd5b20ef6ced829866c371a4693
ripemd-160
66dad57e54ffcd77d538d5deeefe3983dcb483d0
Diameter
243389774
Circumference
764631525.95728
Area
4.6525873574004E+16
Volume
7.5492812362197E+24
Surface area
1.8610349429602E+17
Circumference
764631525.95728
Perimeter
486779548
Area
14809645521942769
Diagonal
172102559.66686
Surface area
88857873131656614
Volume
1.8022581383029E+24
Space diagonal
210781727.30535
Perimeter
365084661
Area
6.4127646215224E+15
Altitude
105390863.65268
Surface area
6.4127646215224E+15
Volume
2.123981585071E+23
Height
57367519.888954