1216961954 is an even 10-digits composite number following 1216961953
and preceding 1216961955 . In scientific notation, it is written as 1.216961954 × 10^9.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 559434000 positive integers (up to 1216961954) that are relatively prime to 1216961954.
1216961954 has 16 divisors, whose sum is 1973704320
The reverse of 1216961954 is 4591696121
Previous prime number is 251
Is Prime? no
Number parity even
Number length 10
Sum of Digits 44
Digital Root 8
Name
one billion two hundred sixteen million nine hundred sixty-one thousand nine hundred fifty-four
Scientific notation
1.216961954 × 10^9
Engineering notation
1.216961954 × 10^9
Prime Factorization
2 × 13 × 251 × 186479
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1216961954
Product of the distinct prime numbers
The prime factorization of 1216961954 is 2 × 13 × 251 × 186479.
Since it has a total of 4 prime factors.
6 , 3 , 9 , 7 , 415 , 439 , 7028 , 7684 , 91658 , 17791 , 868140 , 352786 , 2598054 , 8082706 , 21827738 , 17026338 , 332050895 , 569799543 , 4958437780 , 2452566561
n×2
2433923908
n×3
3650885862
n×4
4867847816
n×5
6084809770
n÷2
608480977
n÷3
405653984.66667
n÷3
304240488.5
n÷5
243392390.8
n2
1480996397483498116
n3
1.8023162697485E+27
n4
2.1933503293591E+36
n5
2.6692239026234E+45
2 √n
34884.981782997
3 √n
1067.6420414041
4 √n
186.77521726128
5 √n
65.622897195858
1 , 2 , 13 , 26 , 251 , 502 , 3263 , 6526 , 186479 , 372958 , 2424227 , 4848454 , 46806229 , 93612458 , 608480977 , 1216961954
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
-1216961953
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 1216961954 can be divided by 16 positive divisors.
The sum of these divisors (counting 1216961954) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001000100010010101110110100010
3
Ternary
10010210221001221222
4
Quaternary
1020202111312202
5
Quinary
4443020240304
6
Senary
320431415042
8
Octal
11042256642
10
Decimal
1216961954
12
Duodecimal
29b684482
16
Hexadecimal
48895da2
20
Vigesimal
j0604he
36
Base36
k4jpuq
md5
7e3bcfc807fb8cccbe556fdd7eb2b251
sha1
669ea7178daf6fd2ea789b9b3848097859434a50
sha256
03d8bd2c2bcdada5630a0411079341e7f8d05608ae8d708d73d54d59266f0123
sha512
2d79d6ff0f656859b7e98b12c49620417d46fd73b0bbacc70f3ad70baface89ace892cb126a9bbb9f4088a46f25e010166aa30f142705e846a42a8a7030bd52a
ripemd-160
404d722e982cf257aec43fcb3cf825703a30f970
Diameter
2433923908
Circumference
7646397468.7694
Area
4.6526874023271E+18
Volume
7.5495247366496E+27
Surface area
1.8610749609308E+19
Circumference
7646397468.7694
Perimeter
4867847816
Area
1480996397483498116
Diagonal
1721044100.2389
Surface area
8885978384900988696
Volume
1.8023162697485E+27
Space diagonal
2107839935.2063
Perimeter
3650885862
Area
6.4129025156697E+17
Altitude
1053919967.6031
Surface area
6.4129025156697E+17
Volume
2.1240500936367E+26
Height
573681366.74629