1256157089 is an odd 10-digits composite number following 1256157088
and preceding 1256157090 . In scientific notation, it is written as 1.256157089 × 10^9.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 1080378000 positive integers (up to 1256157089) that are relatively prime to 1256157089.
1256157089 has 16 divisors, whose sum is 1444450560
The reverse of 1256157089 is 9807516521
Previous prime number is 811
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 44
Digital Root 8
Name
one billion two hundred fifty-six million one hundred fifty-seven thousand eighty-nine
Scientific notation
1.256157089 × 10^9
Engineering notation
1.256157089 × 10^9
Prime Factorization
11 × 19 × 811 × 7411
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1256157089
Product of the distinct prime numbers
The prime factorization of 1256157089 is 11 × 19 × 811 × 7411.
Since it has a total of 4 prime factors.
2 , 6 , 46 , 2 , 339 , 692 , 102 , 2148 , 54530 , 75011 , 757710 , 61534 , 5492545 , 1418316 , 29880484 , 41182238 , 336554738 , 163526488 , 4132343989 , 7917653267
n×2
2512314178
n×3
3768471267
n×4
5024628356
n×5
6280785445
n÷2
628078544.5
n÷3
418719029.66667
n÷3
314039272.25
n÷5
251231417.8
n2
1577930632244953921
n3
1.9821287496448E+27
n4
2.489865080177E+36
n5
3.1276616711178E+45
2 √n
35442.306485329
3 √n
1078.9831217872
4 √n
188.26127186793
5 √n
66.040262480094
1 , 11 , 19 , 209 , 811 , 7411 , 8921 , 15409 , 81521 , 140809 , 169499 , 1548899 , 6010321 , 66113531 , 114196099 , 1256157089
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
-1256157088
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 1256157089 can be divided by 16 positive divisors.
The sum of these divisors (counting 1256157089) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010110111110110111110100001
3
Ternary
10020112200101120122
4
Quaternary
1022313312332201
5
Quinary
10033034011324
6
Senary
324351450025
8
Octal
11267667641
10
Decimal
1256157089
12
Duodecimal
2b0826915
16
Hexadecimal
4adf6fa1
20
Vigesimal
jcajce9
36
Base36
krvt0h
md5
ca32cdb081ea029f31fa33e7c31c3a8e
sha1
6181b9eafe7255ced1cb0788de405a515b106a2d
sha256
223b2dc849191de5323996f817b79e9ef4e4d7ca214224f25fe05ebdcb454b4f
sha512
01d5835c594ec0f5760503bbb2fa5fc43b506189702e0e4e11ad858c2b1536d33a202fc26182051cb789a03ba01dc2957095ff3e99292d3baf111660066e241f
ripemd-160
aeba07c5919b89eb49407a3dffc52a91e906c7fe
Diameter
2512314178
Circumference
7892667765.1143
Area
4.957215282135E+18
Volume
8.3027214911374E+27
Surface area
1.982886112854E+19
Circumference
7892667765.1143
Perimeter
5024628356
Area
1577930632244953921
Diagonal
1776474391.7349
Surface area
9.4675837934697E+18
Volume
1.9821287496448E+27
Space diagonal
2175727900.4358
Perimeter
3768471267
Area
6.8326400646689E+17
Altitude
1087863950.2179
Surface area
6.8326400646689E+17
Volume
2.335961133431E+26
Height
592158130.5783