30961251 is an odd 8-digits composite number following 30961250
and preceding 30961252 . In scientific notation, it is written as 3.0961251 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 20640816 positive integers (up to 30961251) that are relatively prime to 30961251.
30961251 has 4 divisors, whose sum is 32107992
The reverse of 30961251 is 15216903
Previous prime number is 27
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
thirty million nine hundred sixty-one thousand two hundred fifty-one
Scientific notation
3.0961251 × 10^7
Engineering notation
3.0961251 × 10^6
Prime Factorization
27 × 1146713
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30961251
Product of the distinct prime numbers
The prime factorization of 30961251 is 27 × 1146713.
Since it has a total of 2 prime factors.
2 , 7 , 2 , 23 , 550 , 413 , 6070 , 1459 , 40463 , 80280 , 549149 , 97678 , 139527 , 8395662 , 74798324 , 79009587 , 847234265 , 537342339 , 5496696767 , 3401325472
n×2
61922502
n×3
92883753
n×4
123845004
n×5
154806255
n÷2
15480625.5
n÷3
10320417
n÷3
7740312.75
n÷5
6192250.2
n2
958599063485001
n3
2.9679426212924E+22
n4
9.1891216451432E+29
n5
2.8450670172481E+37
2 √n
5564.2835118279
3 √n
314.00712318351
4 √n
74.594125183073
5 √n
31.489350287902
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
-30961250
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 30961251 can be divided by 4 positive divisors.
The sum of these divisors (counting 30961251) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110000110111001100011
3
Ternary
2011020222212000
4
Quaternary
1312012321203
5
Quinary
30411230001
6
Senary
3023335043
8
Octal
166067143
10
Decimal
30961251
12
Duodecimal
a451483
16
Hexadecimal
1d86e63
20
Vigesimal
9da32b
36
Base36
iflur
md5
2f73ca3636f839dd9cd66bc569c9b054
sha1
fbabafcc0c3c6f044aa54e3ac651a93aa82103a9
sha256
497341a4c3a839f1809878a82ca84dd2a4e1a60f50d8516fe5d6fa7e4f7fa2ad
sha512
52914c31fe4ad613eb01973cebb0637adebfd32b4486b698aff0a9d4871b613ff041fb7d481450c7011e6ac0dbafd81371db13de3d46f39e86efc93315487e1a
ripemd-160
bf8259bbbc0e749bcbdceb78f962c2c4db543ffe
Diameter
61922502
Circumference
194535277.3751
Area
3.0115277755825E+15
Volume
1.2432088980438E+23
Surface area
1.204611110233E+16
Circumference
194535277.3751
Perimeter
123845004
Area
958599063485001
Diagonal
43785821.072238
Surface area
5751594380910006
Volume
2.9679426212924E+22
Space diagonal
53626459.797893
Perimeter
92883753
Area
4.1508557051099E+14
Altitude
26813229.898946
Surface area
4.1508557051099E+14
Volume
3.4977539228141E+21
Height
14595273.690746