1255087139 is an odd 10-digits composite number following 1255087138
and preceding 1255087140 . In scientific notation, it is written as 1.255087139 × 10^9.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 1205799840 positive integers (up to 1255087139) that are relatively prime to 1255087139.
1255087139 has 8 divisors, whose sum is 1305331632
The reverse of 1255087139 is 9317805521
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 41
Digital Root 5
Name
one billion two hundred fifty-five million eighty-seven thousand one hundred thirty-nine
Scientific notation
1.255087139 × 10^9
Engineering notation
1.255087139 × 10^9
Prime Factorization
43 × 61 × 478493
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1255087139
Product of the distinct prime numbers
The prime factorization of 1255087139 is 43 × 61 × 478493.
Since it has a total of 3 prime factors.
10 , 8 , 27 , 50 , 825 , 90 , 6810 , 6105 , 60596 , 43357 , 235269 , 426306 , 2210345 , 9078691 , 35184191 , 78281304 , 4956222 , 592170756 , 4225833591 , 8657456062
n×2
2510174278
n×3
3765261417
n×4
5020348556
n×5
6275435695
n÷2
627543569.5
n÷3
418362379.66667
n÷3
313771784.75
n÷5
251017427.8
n2
1575243726483205321
n3
1.9770681418995E+27
n4
2.4813927978247E+36
n5
3.114364187357E+45
2 √n
35427.209020751
3 √n
1078.6766882655
4 √n
188.22117049033
5 √n
66.029008495068
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
-1255087138
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 1255087139 can be divided by 8 positive divisors.
The sum of these divisors (counting 1255087139) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010110011110001110000100011
3
Ternary
10020110200000212212
4
Quaternary
1022303301300203
5
Quinary
10032300242024
6
Senary
324312512335
8
Octal
11263616043
10
Decimal
1255087139
12
Duodecimal
2b03ab6ab
16
Hexadecimal
4acf1c23
20
Vigesimal
jc45hgj
36
Base36
kr8vfn
md5
3bb1019972fecb999ab2c2baf9b327c3
sha1
e1d17fafcf02ecaf540eef67ade767fa73ff3b42
sha256
56a2ee4c8bd27f52fa5212a1c0ec76a2a1b8719b167311b8a8e831331d7b6c3a
sha512
41c299f74987a24f7ac69c786d742e94761f7b5582b6506920d6b407ccb3f66309ee2e33e493ce96853cacee85458b6441dcddc0a0164726f7847dd5482f3b5c
ripemd-160
3e6c579f85d310322375064261299265ab3aac5b
Diameter
2510174278
Circumference
7885945070.9949
Area
4.948774118733E+18
Volume
8.2815236669839E+27
Surface area
1.9795096474932E+19
Circumference
7885945070.9949
Perimeter
5020348556
Area
1575243726483205321
Diagonal
1774961253.9338
Surface area
9.4514623588992E+18
Volume
1.9770681418995E+27
Space diagonal
2173874692.6743
Perimeter
3765261417
Area
6.8210054214326E+17
Altitude
1086937346.3371
Surface area
6.8210054214326E+17
Volume
2.3299971500084E+26
Height
591653751.31128