1991551116 is an even 10-digits composite number following 1991551115
and preceding 1991551117 . In scientific notation, it is written as 1.991551116 × 10^9.
The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors.
There are 649725712 positive integers (up to 1991551116) that are relatively prime to 1991551116.
1991551116 has 24 divisors, whose sum is 4745825280
The reverse of 1991551116 is 6111551991
Previous prime number is 47
Is Prime? no Number parity even Number length 10 Sum of Digits 39 Digital Root 3
Name
one billion nine hundred ninety-one million five hundred fifty-one thousand one hundred sixteen
Scientific notation
1.991551116 × 10^9
Engineering notation
1.991551116 × 10^9
Prime Factorization
2 × 2 × 3 × 47 × 3531119
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
995775558 Product of the distinct prime numbers
The prime factorization of 1991551116 is 2 × 2 × 3 × 47 × 3531119.
Since it has a total of 5 prime factors.
8 , 10 , 55 , 57 , 320 , 591 , 2390 , 6300 , 14472 , 96948 , 786141 , 92462 , 6552103 , 3269592 , 38741401 , 88947478 , 391844908 , 641253470 , 4750523489 , 2598267593
n×2
3983102232
n×3
5974653348
n×4
7966204464
n×5
9957755580
n÷2
995775558
n÷3
663850372
n÷3
497887779
n÷5
398310223.2
n2
3966275847640845456
n3
7.899041090733E+27
n4
1.5731344099579E+37
n5
3.1329775897697E+46
2 √n44626.798182258
3 √n1258.1443912776
4 √n211.25055782709
5 √n72.416626836855
1 , 2 , 3 , 4 , 6 , 12 , 47 , 94 , 141 , 188 , 282 , 564 , 3531119 , 7062238 , 10593357 , 14124476 , 21186714 , 42373428 , 165962593 , 331925186 , 497887779 , 663850372 , 995775558 , 1991551116
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1991551115 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1991551116 can be divided by 24 positive divisors.
The sum of these divisors (counting 1991551116) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110110101101001010100010001100
3
Ternary
12010210110021112110
4
Quaternary
1312231022202030
5
Quinary
13034314113431
6
Senary
525341504020
8
Octal
16655124214
10
Decimal
1991551116
12
Duodecimal
476b72010
16
Hexadecimal
76b4a88c
20
Vigesimal
1b273hfg
36
Base36
wxpuoc
md5
db52291ed1e1584e3d2058bafc227181
sha1
eab5ba1dc3b2607d13f73effb9ee74fe3616b287
sha256
cf1aadd439044544c73c19faff885d2b44451601cea4bfe5758d0abfbaae2068
sha512
addb34ea2ef5cf03e2686ec6d94de56ba4d7090eba82c35314e335422fa7a3021343599acddc28cfe654034f9f2eee48ae2e65b31588cf51b90cf1e8592a118e
ripemd-160
ffed576be039981d73353c1e3cb2b0cf2f67934e
Diameter
3983102232
Circumference
12513284710.548
Area
1.2460423065059E+19
Volume
3.3087425948067E+28
Surface area
4.9841692260236E+19
Circumference
12513284710.548
Perimeter
7966204464
Area
3966275847640845456
Diagonal
2816478598.4065
Surface area
2.3797655085845E+19
Volume
7.899041090733E+27
Space diagonal
3449467718.7825
Perimeter
5974653348
Area
1.7174478212368E+18
Altitude
1724733859.3912
Surface area
1.7174478212368E+18
Volume
9.3091092002141E+26
Height
938826199.46882