19902370 is an even 8-digits composite number following 19902369
and preceding 19902371 . In scientific notation, it is written as 1.9902370 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 7960944 positive integers (up to 19902370) that are relatively prime to 19902370.
19902370 has 8 divisors, whose sum is 35824284
The reverse of 19902370 is 07320991
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
nineteen million nine hundred two thousand three hundred seventy
Scientific notation
1.9902370 × 10^7
Engineering notation
1.9902370 × 10^6
Prime Factorization
2 × 5 × 1990237
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19902370
Product of the distinct prime numbers
The prime factorization of 19902370 is 2 × 5 × 1990237.
Since it has a total of 3 prime factors.
3 , 3 , 87 , 97 , 85 , 602 , 5807 , 452 , 54587 , 13059 , 245343 , 429356 , 2930688 , 5260198 , 58515163 , 20544219 , 542254967 , 282950569 , 2100575509 , 1591343056
n×2
39804740
n×3
59707110
n×4
79609480
n×5
99511850
n÷2
9951185
n÷3
6634123.3333333
n÷3
4975592.5
n÷5
3980474
n2
396104331616900
n3
7.8834149664422E+21
n4
1.5689864152567E+29
n5
3.1226548161413E+36
2 √n
4461.2072357155
3 √n
270.99936002899
4 √n
66.792269281074
5 √n
28.825772793073
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
-19902369
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 19902370 can be divided by 8 positive divisors.
The sum of these divisors (counting 19902370) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011111010111110100010
3
Ternary
1101110010220211
4
Quaternary
1023322332202
5
Quinary
20043333440
6
Senary
1550324334
8
Octal
113727642
10
Decimal
19902370
12
Duodecimal
67b96aa
16
Hexadecimal
12fafa2
20
Vigesimal
647fia
36
Base36
bukrm
md5
6ebe14d4290f342c6af4b0a9603a4d48
sha1
fa3e6c8ac2b5915aae93f05b579e2b6ee2ebe0ca
sha256
7a1a215425285ec0e9efe5f5291a6e88f4a57200a939851ad04077b9ed236795
sha512
9cb8bede589356045d67071574ed964d7d5cb8f0a57dc0bef5e69418364f5683f727e1cdf98cf32dd5035eeb5a46e0f8c93e740971b866bdad2532c6e4a1a66d
ripemd-160
62f7bacd3d7654cac78e1eb49ef85ab55b0cf4ac
Diameter
39804740
Circumference
125050278.76205
Area
1.2443984582627E+15
Volume
3.30219713917E+22
Surface area
4.977593833051E+15
Circumference
125050278.76205
Perimeter
79609480
Area
396104331616900
Diagonal
28146201.577367
Surface area
2376625989701400
Volume
7.8834149664422E+21
Space diagonal
34471916.031035
Perimeter
59707110
Area
1.7151820686465E+14
Altitude
17235958.015517
Surface area
1.7151820686465E+14
Volume
9.2906936361314E+20
Height
9382067.1924558