61902009 is an odd 8-digits composite number following 61902008
and preceding 61902010 . In scientific notation, it is written as 6.1902009 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 36858240 positive integers (up to 61902009) that are relatively prime to 61902009.
61902009 has 8 divisors, whose sum is 64092160
The reverse of 61902009 is 90020916
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
sixty-one million nine hundred two thousand nine
Scientific notation
6.1902009 × 10^7
Engineering notation
6.1902009 × 10^6
Prime Factorization
351 × 31 × 5689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
61902009
Product of the distinct prime numbers
The prime factorization of 61902009 is 351 × 31 × 5689.
Since it has a total of 3 prime factors.
4 , 3 , 63 , 51 , 434 , 387 , 3234 , 5688 , 19372 , 93364 , 886962 , 560247 , 5253998 , 7417728 , 17641603 , 30367560 , 329913834 , 273688617 , 5275645699 , 960521418
n×2
123804018
n×3
185706027
n×4
247608036
n×5
309510045
n÷2
30951004.5
n÷3
20634003
n÷3
15475502.25
n÷5
12380401.8
n2
3831858718236081
n3
2.3719975286298E+23
n4
1.4683141236522E+31
n5
9.0891594097145E+38
2 √n
7867.782978705
3 √n
395.5805360959
4 √n
88.70052411742
5 √n
36.169370378966
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
-61902008
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 61902009 can be divided by 8 positive divisors.
The sum of these divisors (counting 61902009) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101100001000110010111001
3
Ternary
11022110221121000
4
Quaternary
3230020302321
5
Quinary
111321331014
6
Senary
10050435213
8
Octal
354106271
10
Decimal
61902009
12
Duodecimal
18892b09
16
Hexadecimal
3b08cb9
20
Vigesimal
j6hf09
36
Base36
10urw9
md5
70d43cdd80db02e7c219548edef58502
sha1
c8acb4d7d2b167307c19293bd61d96558b773dee
sha256
ec1413865e79fd4e484887d6c4369ce9edf315d54a40b29ac3cc67fcce919e70
sha512
7f35b8ca88c94b9f62b3ad8e6bcbf4eb54192056ee4e73e69d597ee5b473e892d58f2a2e6004868c4d82fee7efb4e34014940a8ad081f318fb93b2ac6aeea68e
ripemd-160
6b39c5009b620b05f1906f18820b5154e6a2b0f9
Diameter
123804018
Circumference
388941793.4337
Area
1.2038139198804E+16
Volume
9.935800013702E+23
Surface area
4.8152556795218E+16
Circumference
388941793.4337
Perimeter
247608036
Area
3831858718236081
Diagonal
87542660.665941
Surface area
22991152309416486
Volume
2.3719975286298E+23
Space diagonal
107217424.67859
Perimeter
185706027
Area
1.6592434968527E+15
Altitude
53608712.339293
Surface area
1.6592434968527E+15
Volume
2.7954258957531E+22
Height
29180886.888647