61508891 is an odd 8-digits prime number following 61508890
and preceding 61508892 . In scientific notation, it is written as 6.1508891 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 61508890 positive integers (up to 61508891) that are relatively prime to 61508891.
61508891 has 2 divisors, whose sum is 61508892
The reverse of 61508891 is 19880516
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-one million five hundred eight thousand eight hundred ninety-one
Scientific notation
6.1508891 × 10^7
Engineering notation
6.1508891 × 10^6
Prime Factorization
61508891
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
61508891
Product of the distinct prime numbers
The prime factorization of 61508891 is 61508891.
Since it has a total of 1 prime factors.
2 , 3 , 4 , 62 , 876 , 575 , 1728 , 8542 , 58323 , 12729 , 786925 , 137272 , 7017742 , 9594868 , 68941786 , 39864405 , 756675432 , 145782340 , 7998267869 , 4922056059
n×2
123017782
n×3
184526673
n×4
246035564
n×5
307544455
n÷2
30754445.5
n÷3
20502963.666667
n÷3
15377222.75
n÷5
12301778.2
n2
3783343672049881
n3
2.3270927353966E+23
n4
1.431368934084E+31
n5
8.8041915747358E+38
2 √n
7842.7604196482
3 √n
394.74135928367
4 √n
88.559360993902
5 √n
36.1233134301
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
61508892
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
30754446
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
7842.7604834012
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999674844
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 61508891 can be divided by 2 positive divisors.
The sum of these divisors (counting 61508891) is 61508892, the average is 30754446.
Base
System
Value
2
Binary
11101010101000110100011011
3
Ternary
11021201222100002
4
Quaternary
3222220310123
5
Quinary
111221241031
6
Senary
10034203215
8
Octal
352506433
10
Decimal
61508891
12
Duodecimal
1872350b
16
Hexadecimal
3aa8d1b
20
Vigesimal
j48c4b
36
Base36
10mckb
md5
14bf398cdc224658bd5adacc7ab95014
sha1
c6c7d045caeafe9dd1a88c74fa11adafe5a9d7a0
sha256
d61910b9d082a25681906e0dc4d66d092f96e32fa223663135e3d1bc1d8117c1
sha512
1b94d2483383cef3b2463dbcb50cbd9c223536227f3a77bb672d718c3998bb9102e3f5be2616482df868e582320151109107b27b061ff9fb24c7f029c1a276f9
ripemd-160
8cd4f81b3076ac0a0704c7f2faefd9d8f78244b4
Diameter
123017782
Circumference
386471760.19211
Area
1.1885724686117E+16
Volume
9.7477032556587E+23
Surface area
4.7542898744469E+16
Circumference
386471760.19211
Perimeter
246035564
Area
3783343672049881
Diagonal
86986707.858728
Surface area
22700062032299286
Volume
2.3270927353966E+23
Space diagonal
106536524.32922
Perimeter
184526673
Area
1.6382358656211E+15
Altitude
53268262.164608
Surface area
1.6382358656211E+15
Volume
2.7425050894148E+22
Height
28995569.286243