1990686311 is an odd 10-digits prime number following 1990686310
and preceding 1990686312 . In scientific notation, it is written as 1.990686311 × 10^9.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 1990686310 positive integers (up to 1990686311) that are relatively prime to 1990686311.
1990686311 has 2 divisors, whose sum is 1990686312
The reverse of 1990686311 is 1136860991
Previous prime number is 1
Is Prime? yes Number parity odd Number length 10 Sum of Digits 44 Digital Root 8
Name
one billion nine hundred ninety million six hundred eighty-six thousand three hundred eleven
Scientific notation
1.990686311 × 10^9
Engineering notation
1.990686311 × 10^9
Prime Factorization
1990686311
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
1990686311 Product of the distinct prime numbers
The prime factorization of 1990686311 is 1990686311.
Since it has a total of 1 prime factors.
9 , 7 , 25 , 62 , 668 , 455 , 6060 , 7800 , 87313 , 14489 , 752789 , 425274 , 5171556 , 5623058 , 14996613 , 5938293 , 258969658 , 401101079 , 6089599031 , 7085290695
n×2
3981372622
n×3
5972058933
n×4
7962745244
n×5
9953431555
n÷2
995343155.5
n÷3
663562103.66667
n÷3
497671577.75
n÷5
398137262.2
n2
3962831988802788721
n3
7.8887553929026E+27
n4
1.5704037371479E+37
n5
3.1261812222835E+46
2 √n44617.107828724
3 √n1257.9622540011
4 √n211.22762089444
5 √n72.410336549736
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
1990686312 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
995343156 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
44617.107839931 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999989953 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1990686311 can be divided by 2 positive divisors.
The sum of these divisors (counting 1990686311) is 1990686312, the average is 995343156.
Base
System
Value
2
Binary
1110110101001110111011001100111
3
Ternary
12010201211100020122
4
Quaternary
1312221313121213
5
Quinary
13034103430221
6
Senary
525311152155
8
Octal
16651673147
10
Decimal
1990686311
12
Duodecimal
47681565b
16
Hexadecimal
76a77667
20
Vigesimal
1b21fffb
36
Base36
wx7bdz
md5
0cdfba24aa2bf971ed61f1eceee37f7d
sha1
57126e400f519b8bb829323d7a7675b0d389cd9f
sha256
35782980df4e8f18b3f9212dc900dcb9c4e12e94c98b8a0d583f7f3397a4ef97
sha512
44b5610778bf19562affe32e21e5765717d5a4e92f6b40be09a81980ecf4ae0a42a0f5688e69168b3c7cdd07668b62dc8d691bc9eb29041909d3c744c80369e0
ripemd-160
e756ea8aa688c93701e2fb726f80a8c98dcc4332
Diameter
3981372622
Circumference
12507850980.479
Area
1.2449603863433E+19
Volume
3.3044341317746E+28
Surface area
4.9798415453734E+19
Circumference
12507850980.479
Perimeter
7962745244
Area
3962831988802788721
Diagonal
2815255579.4467
Surface area
2.3776991932817E+19
Volume
7.8887553929026E+27
Space diagonal
3447969832.5839
Perimeter
5972058933
Area
1.7159565866164E+18
Altitude
1723984916.2919
Surface area
1.7159565866164E+18
Volume
9.2969873890723E+26
Height
938418526.48222