1255172321 is an odd 10-digits composite number following 1255172320
and preceding 1255172322 . In scientific notation, it is written as 1.255172321 × 10^9.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 1158620592 positive integers (up to 1255172321) that are relatively prime to 1255172321.
1255172321 has 4 divisors, whose sum is 1351724052
The reverse of 1255172321 is 1232715521
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 29
Digital Root 2
Name
one billion two hundred fifty-five million one hundred seventy-two thousand three hundred twenty-one
Scientific notation
1.255172321 × 10^9
Engineering notation
1.255172321 × 10^9
Prime Factorization
13 × 96551717
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1255172321
Product of the distinct prime numbers
The prime factorization of 1255172321 is 13 × 96551717.
Since it has a total of 2 prime factors.
2 , 5 , 30 , 41 , 825 , 567 , 5722 , 1317 , 78020 , 63831 , 429698 , 42357 , 2309680 , 8323508 , 37355444 , 80440259 , 36674596 , 401025399 , 6441268449 , 3582542188
n×2
2510344642
n×3
3765516963
n×4
5020689284
n×5
6275861605
n÷2
627586160.5
n÷3
418390773.66667
n÷3
313793080.25
n÷5
251034464.2
n2
1575457555404527041
n3
1.9774707164541E+27
n4
2.4820665088812E+36
n5
3.1154211808288E+45
2 √n
35428.411211907
3 √n
1078.7010907568
4 √n
188.22436402312
5 √n
66.029904740458
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
-1255172320
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 1255172321 can be divided by 4 positive divisors.
The sum of these divisors (counting 1255172321) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010110100000110100011100001
3
Ternary
10020110211100201202
4
Quaternary
1022310012203201
5
Quinary
10032311003241
6
Senary
324314410545
8
Octal
11264064341
10
Decimal
1255172321
12
Duodecimal
2b0430a55
16
Hexadecimal
4ad068e1
20
Vigesimal
jc4gag1
36
Base36
krap5t
md5
973a257d23261b3b3ddfea5209c186c0
sha1
70933a839e82608170ff8bc7999e504392ee45b6
sha256
a26169239a1d6900074e3c7387d3d73707bdc4d32718e9115ca06ff314ebd9b0
sha512
d521cae9441633db18b68ce7864802edb8a90d47a995e2c1510bfb674c5cfd4343e520babeb529298d2433db0841b185371366f9ca6bab4ab673e1de616658ae
ripemd-160
30656e94fc8cd4e7fef4dbca0d844ea20e04cea1
Diameter
2510344642
Circumference
7886480285.2857
Area
4.9494458821014E+18
Volume
8.2832099673348E+27
Surface area
1.9797783528406E+19
Circumference
7886480285.2857
Perimeter
5020689284
Area
1575457555404527041
Diagonal
1775081719.4735
Surface area
9.4527453324272E+18
Volume
1.9774707164541E+27
Space diagonal
2174022232.2262
Perimeter
3765516963
Area
6.8219313278223E+17
Altitude
1087011116.1131
Surface area
6.8219313278223E+17
Volume
2.3304715886708E+26
Height
591693906.49117