64370921 is an odd 8-digits composite number following 64370920
and preceding 64370922 . In scientific notation, it is written as 6.4370921 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 63315600 positive integers (up to 64370921) that are relatively prime to 64370921.
64370921 has 4 divisors, whose sum is 65426244
The reverse of 64370921 is 12907346
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
sixty-four million three hundred seventy thousand nine hundred twenty-one
Scientific notation
6.4370921 × 10^7
Engineering notation
6.4370921 × 10^6
Prime Factorization
61 × 1055261
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64370921
Product of the distinct prime numbers
The prime factorization of 64370921 is 61 × 1055261.
Since it has a total of 2 prime factors.
4 , 8 , 35 , 98 , 767 , 437 , 2492 , 8464 , 75002 , 36073 , 267724 , 472211 , 9976745 , 2784432 , 58139998 , 2454841 , 552570122 , 119607114 , 3003400051 , 5376166652
n×2
128741842
n×3
193112763
n×4
257483684
n×5
321854605
n÷2
32185460.5
n÷3
21456973.666667
n÷3
16092730.25
n÷5
12874184.2
n2
4143615470388241
n3
2.6672834409874E+23
n4
1.7169549166441E+31
n5
1.1052196929986E+39
2 √n
8023.1490700348
3 √n
400.77126400711
4 √n
89.572032856438
5 √n
36.453391900005
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
-64370920
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 64370921 can be divided by 4 positive divisors.
The sum of these divisors (counting 64370921) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110101100011100011101001
3
Ternary
11111010101022012
4
Quaternary
3311203203221
5
Quinary
112434332141
6
Senary
10215405305
8
Octal
365434351
10
Decimal
64370921
12
Duodecimal
19683835
16
Hexadecimal
3d638e9
20
Vigesimal
1026761
36
Base36
12box5
md5
0eabd2b690c5f3492f5235c9fc4df23b
sha1
e4ba0f976344fbe97f3c2f2020e108449d936c43
sha256
dfc89b9bc8ffdb6c0bae221f051a7fc43efb404fd619db0f702f309a22720394
sha512
5f657fb42135681c8b7c339fbf80b4162da565b5294059c9b73462965af679d6d50d18b0ce55fa4c63a7ff960e56299389582098000de2abb406c2586a95e6b8
ripemd-160
30454bb27274405daae832d994158c50be62ed94
Diameter
128741842
Circumference
404454425.03682
Area
1.3017551921073E+16
Volume
1.1172690750997E+24
Surface area
5.2070207684291E+16
Circumference
404454425.03682
Perimeter
257483684
Area
4143615470388241
Diagonal
91034229.500647
Surface area
24861692822329446
Volume
2.6672834409874E+23
Space diagonal
111493705.702
Perimeter
193112763
Area
1.7942381304352E+15
Altitude
55746852.851001
Surface area
1.7942381304352E+15
Volume
3.1434236807813E+22
Height
30344743.166882