90640961 is an odd 8-digits composite number following 90640960
and preceding 90640962 . In scientific notation, it is written as 9.0640961 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 8 positive divisors.
There are 89015616 positive integers (up to 90640961) that are relatively prime to 90640961.
90640961 has 8 divisors, whose sum is 92294280
The reverse of 90640961 is 16904609
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
ninety million six hundred forty thousand nine hundred sixty-one
Scientific notation
9.0640961 × 10^7
Engineering notation
9.0640961 × 10^6
Prime Factorization
73 × 73 × 73 × 233
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
17009
Product of the distinct prime numbers
The prime factorization of 90640961 is 73 × 73 × 73 × 233.
Since it has a total of 4 prime factors.
6 , 6 , 44 , 64 , 440 , 447 , 7971 , 8903 , 19610 , 58520 , 7181 , 474730 , 9477551 , 549286 , 45834073 , 29187089 , 503093078 , 266662155 , 1993312674 , 8868800684
n×2
181281922
n×3
271922883
n×4
362563844
n×5
453204805
n÷2
45320480.5
n÷3
30213653.666667
n÷3
22660240.25
n÷5
18128192.2
n2
8215783811003521
n3
7.446865399976E+23
n4
6.7499103629148E+31
n5
6.1181836195845E+39
2 √n
9520.5546582119
3 √n
449.20181303745
4 √n
97.573329646025
5 √n
39.035963232905
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
-90640960
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 90640961 can be divided by 8 positive divisors.
The sum of these divisors (counting 90640961) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011001110001001001000001
3
Ternary
20022120001000122
4
Quaternary
11121301021001
5
Quinary
141201002321
6
Senary
12554430025
8
Octal
531611101
10
Decimal
90640961
12
Duodecimal
26432315
16
Hexadecimal
5671241
20
Vigesimal
186a281
36
Base36
1hyr0h
md5
6b4282f62a94d0107b32f88b33777edb
sha1
608ef3b143d09154a8526f4a8a0d675094566cb7
sha256
5a869abc09720fa5c97410825e2847f3c84b42bd9d4c17e6847513cb5d4dcc51
sha512
8469fc83d2c79114bab10c14364d700973d21141e54adc06ee341adece16928209a5efb7eeea82f04c573b24700ca24907a052fd5602e097ab3db563a6cfe9bb
ripemd-160
e3d03ef75dd3ebe413e3fa9c732419ded1afa3e2
Diameter
181281922
Circumference
569513954.38384
Area
2.5810646064131E+16
Volume
3.1193356843782E+24
Surface area
1.0324258425652E+17
Circumference
569513954.38384
Perimeter
362563844
Area
8215783811003521
Diagonal
128185676.35273
Surface area
49294702866021126
Volume
7.446865399976E+23
Space diagonal
156994749.69887
Perimeter
271922883
Area
3.557538746165E+15
Altitude
78497374.849435
Surface area
3.557538746165E+15
Volume
8.7762150381775E+22
Height
42728558.784244