69894921 is an odd 8-digits composite number following 69894920
and preceding 69894922 . In scientific notation, it is written as 6.9894921 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 46538352 positive integers (up to 69894921) that are relatively prime to 69894921.
69894921 has 8 divisors, whose sum is 93309760
The reverse of 69894921 is 12949896
Previous prime number is 823
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
sixty-nine million eight hundred ninety-four thousand nine hundred twenty-one
Scientific notation
6.9894921 × 10^7
Engineering notation
6.9894921 × 10^6
Prime Factorization
3 × 823 × 28309
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
69894921
Product of the distinct prime numbers
The prime factorization of 69894921 is 3 × 823 × 28309.
Since it has a total of 3 prime factors.
10 , 2 , 47 , 32 , 461 , 643 , 2192 , 9385 , 15680 , 44453 , 752757 , 735170 , 903997 , 4772145 , 8765282 , 92561550 , 859511166 , 624154702 , 6019940068 , 1210393987
n×2
139789842
n×3
209684763
n×4
279579684
n×5
349474605
n÷2
34947460.5
n÷3
23298307
n÷3
17473730.25
n÷5
13978984.2
n2
4885299981596241
n3
3.4145765627497E+23
n4
2.3866155910184E+31
n5
1.668123081916E+39
2 √n
8360.3182355697
3 √n
411.92220740367
4 √n
91.434775854539
5 √n
37.058609826417
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
-69894920
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 69894921 can be divided by 8 positive divisors.
The sum of these divisors (counting 69894921) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001010101000001100001001
3
Ternary
11212112000210210
4
Quaternary
10022220030021
5
Quinary
120343114141
6
Senary
10534031333
8
Octal
412501411
10
Decimal
69894921
12
Duodecimal
1b4a8549
16
Hexadecimal
42a8309
20
Vigesimal
11ggh61
36
Base36
15m39l
md5
d939b53dc6a7dde3e6a0b4470456625e
sha1
a414f4b8b19971e1fe52a5dd7351db5bd061d2fc
sha256
2fd7e95f019a537e5632de9f06e4da0ddf0e46da2eaf4aebde8f64a85516d772
sha512
318799a0a7c353353fbbe5d0c75803febe8e988deec062d0ab1c3ce02de99b3c3df9a5c7d63d65248ad1a91e9a1df7bcee29ddb8216c2a662d086c0caf823688
ripemd-160
736bbc801a2eb231675d339c8615a9432c3e4870
Diameter
139789842
Circumference
439162740.67368
Area
1.5347622532765E+16
Volume
1.4302944859539E+24
Surface area
6.139049013106E+16
Circumference
439162740.67368
Perimeter
279579684
Area
4885299981596241
Diagonal
98846345.219196
Surface area
29311799889577446
Volume
3.4145765627497E+23
Space diagonal
121061554.36301
Perimeter
209684763
Area
2.115396944585E+15
Altitude
60530777.181506
Surface area
2.115396944585E+15
Volume
4.0241170706683E+22
Height
32948781.739732