251013121 is an odd 9-digits composite number following 251013120
and preceding 251013122 . In scientific notation, it is written as 2.51013121 × 10^8.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 250970544 positive integers (up to 251013121) that are relatively prime to 251013121.
251013121 has 4 divisors, whose sum is 251055700
The reverse of 251013121 is 121310152
Previous prime number is 7069
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 16
Digital Root 7
Name
two hundred fifty-one million thirteen thousand one hundred twenty-one
Scientific notation
2.51013121 × 10^8
Engineering notation
2.51013121 × 10^6
Prime Factorization
7069 × 35509
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
251013121
Product of the distinct prime numbers
The prime factorization of 251013121 is 7069 × 35509.
Since it has a total of 2 prime factors.
7 , 7 , 63 , 81 , 511 , 197 , 9576 , 2715 , 4090 , 85914 , 355804 , 482668 , 4238851 , 34584 , 57743001 , 34829266 , 712594260 , 118813355 , 198272853 , 497905976
n×2
502026242
n×3
753039363
n×4
1004052484
n×5
1255065605
n÷2
125506560.5
n÷3
83671040.333333
n÷3
62753280.25
n÷5
50202624.2
n2
63007586914160641
n3
1.5815731038002E+25
n4
3.9699560087455E+33
n5
9.9651104798791E+41
2 √n
15843.393607431
3 √n
630.81034633262
4 √n
125.87054304893
5 √n
47.856318350582
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
-251013120
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 251013121 can be divided by 4 positive divisors.
The sum of these divisors (counting 251013121) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111101100010100000000001
3
Ternary
122111022210021021
4
Quaternary
32331202200001
5
Quinary
1003224404441
6
Senary
40524025441
8
Octal
1675424001
10
Decimal
251013121
12
Duodecimal
70092281
16
Hexadecimal
ef62801
20
Vigesimal
3i8gcg1
36
Base36
45g2yp
md5
ad06bd6c0c7db32117a308c9a8b5a034
sha1
3bffb0d74e926b69eeeb68974d9d52287db65526
sha256
43706790688226ff3b19e2f355be62d897f287268ce709479f410052f4f5cb26
sha512
a4de6a889b47cb7b6fede214ae98a447dc60caff275f7eb7fe356812b3f7cdf71f1c55d74780129dd66b6fb32a7034df5c82908acb6457edc7c5494da97da49f
ripemd-160
0dbbf8422aed1ad08b0dc315ad999c8137238504
Diameter
502026242
Circumference
1577161953.7765
Area
1.9794417216995E+17
Volume
6.624877925352E+25
Surface area
7.9177668867979E+17
Circumference
1577161953.7765
Perimeter
1004052484
Area
63007586914160641
Diagonal
354986160.0518
Surface area
378045521484963846
Volume
1.5815731038002E+25
Space diagonal
434767478.93843
Perimeter
753039363
Area
2.728308544941E+16
Altitude
217383739.46922
Surface area
2.728308544941E+16
Volume
1.8639017777323E+24
Height
118328720.01727