70989891 is an odd 8-digits composite number following 70989890
and preceding 70989892 . In scientific notation, it is written as 7.0989891 × 10^7.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 38801664 positive integers (up to 70989891) that are relatively prime to 70989891.
70989891 has 16 divisors, whose sum is 112879104
The reverse of 70989891 is 19898907
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
seventy million nine hundred eighty-nine thousand eight hundred ninety-one
Scientific notation
7.0989891 × 10^7
Engineering notation
7.0989891 × 10^6
Prime Factorization
3 × 7 × 23 × 146977
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
70989891
Product of the distinct prime numbers
The prime factorization of 70989891 is 3 × 7 × 23 × 146977.
Since it has a total of 4 prime factors.
2 , 1 , 62 , 75 , 674 , 316 , 7186 , 6765 , 60451 , 38870 , 581765 , 774530 , 6716019 , 6366963 , 29952369 , 7685417 , 286014051 , 541383729 , 9805837246 , 1768247482
n×2
141979782
n×3
212969673
n×4
283959564
n×5
354949455
n÷2
35494945.5
n÷3
23663297
n÷3
17747472.75
n÷5
14197978.2
n2
5039564624191881
n3
3.5775814335884E+23
n4
2.5397211601406E+31
n5
1.8029452832878E+39
2 √n
8425.5498930337
3 √n
414.06212164959
4 √n
91.790794162779
5 √n
37.174000621966
1 , 3 , 7 , 21 , 23 , 69 , 161 , 483 , 146977 , 440931 , 1028839 , 3086517 , 3380471 , 10141413 , 23663297 , 70989891
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-70989890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 70989891 can be divided by 16 positive divisors.
The sum of these divisors (counting 70989891) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001110110011100001000011
3
Ternary
11221120122211020
4
Quaternary
10032303201003
5
Quinary
121133134031
6
Senary
11013320523
8
Octal
416634103
10
Decimal
70989891
12
Duodecimal
1b936143
16
Hexadecimal
43b3843
20
Vigesimal
123deeb
36
Base36
169k5f
md5
7c603c1f9d142eb5df7f3431571927d9
sha1
7b98e9ac6eac0abaad4b47987ee2d2b93cba1f7b
sha256
955cc332854bc3e29d9428ad082baf1f129bcb0503c3b639bc0151654a8d9493
sha512
0b376d08e10482382d29cd863c2ec11b45d8846e7e2028e79f5d3018c684d9a1c4dd8eb0d597129bbd869c46e134561338fa00ef02c31d80c44f3773409ad34c
ripemd-160
01c30f25c735800901f6b89fe12d27fa32422a41
Diameter
141979782
Circumference
446042640.08948
Area
1.5832259200652E+16
Volume
1.4985738065841E+24
Surface area
6.3329036802609E+16
Circumference
446042640.08948
Perimeter
283959564
Area
5039564624191881
Diagonal
100394866.64359
Surface area
30237387745151286
Volume
3.5775814335884E+23
Space diagonal
122958098.03578
Perimeter
212969673
Area
2.1821954942818E+15
Altitude
61479049.017888
Surface area
2.1821954942818E+15
Volume
4.2162201532291E+22
Height
33464955.547863