25685265 is an odd 8-digits composite number following 25685264
and preceding 25685266 . In scientific notation, it is written as 2.5685265 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 13406976 positive integers (up to 25685265) that are relatively prime to 25685265.
25685265 has 16 divisors, whose sum is 41971968
The reverse of 25685265 is 56258652
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-five million six hundred eighty-five thousand two hundred sixty-five
Scientific notation
2.5685265 × 10^7
Engineering notation
2.5685265 × 10^6
Prime Factorization
5 × 3 × 47 × 36433
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
25685265
Product of the distinct prime numbers
The prime factorization of 25685265 is 5 × 3 × 47 × 36433.
Since it has a total of 4 prime factors.
2 , 10 , 72 , 17 , 619 , 196 , 706 , 8207 , 68105 , 33256 , 204135 , 176069 , 7334542 , 6432942 , 92776893 , 98603687 , 861361413 , 525209674 , 2788277657 , 3148972384
n×2
51370530
n×3
77055795
n×4
102741060
n×5
128426325
n÷2
12842632.5
n÷3
8561755
n÷3
6421316.25
n÷5
5137053
n2
659732838120225
n3
1.694541277632E+22
n4
4.3524741769417E+29
n5
1.117944526404E+37
2 √n
5068.0632395423
3 √n
295.04936452461
4 √n
71.190331081842
5 √n
30.3344978517
1 , 3 , 5 , 15 , 47 , 141 , 235 , 705 , 36433 , 109299 , 182165 , 546495 , 1712351 , 5137053 , 8561755 , 25685265
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-25685264
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 25685265 can be divided by 16 positive divisors.
The sum of these divisors (counting 25685265) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100001111110110100010001
3
Ternary
1210022221120010
4
Quaternary
1201332310101
5
Quinary
23033412030
6
Senary
2314305133
8
Octal
141766421
10
Decimal
25685265
12
Duodecimal
87281a9
16
Hexadecimal
187ed11
20
Vigesimal
80ad35
36
Base36
faivl
md5
e000afc8b3a6d311daf222098aa039d6
sha1
6a0db4aaed12ffe7eb9b13eff3766f7c0fea5719
sha256
83b3fa568f147001929d57cc7bbca387810db6c5e09011f025fca411a6a15ed4
sha512
e314e04ecb1126966f22e46ba38ab03b751ee1e428a2bd6824811ea2a77cd65ddf889d82db914a763af8ec98bf0185f31a051c33c93636bf5c3a9bab8a7d52a5
ripemd-160
0ae47ebeec3f0162af9c398bf282eff59fb60a3b
Diameter
51370530
Circumference
161385279.65901
Area
2.0726118375704E+15
Volume
7.0980779053512E+22
Surface area
8.2904473502818E+15
Circumference
161385279.65901
Perimeter
102741060
Area
659732838120225
Diagonal
36324450.116147
Surface area
3958397028721350
Volume
1.694541277632E+22
Space diagonal
44488183.985871
Perimeter
77055795
Area
2.8567269876146E+14
Altitude
22244091.992935
Surface area
2.8567269876146E+14
Volume
1.9970360473568E+21
Height
12108150.038716