1990492898 is an even 10-digits composite number following 1990492897
and preceding 1990492899 . In scientific notation, it is written as 1.990492898 × 10^9.
The sum of its digits is 59. It has a total of 3 prime factors and 8 positive divisors.
There are 981612864 positive integers (up to 1990492898) that are relatively prime to 1990492898.
1990492898 has 8 divisors, whose sum is 3026640108
The reverse of 1990492898 is 8982940991
Previous prime number is 73
Is Prime? no Number parity even Number length 10 Sum of Digits 59 Digital Root 5
Name
one billion nine hundred ninety million four hundred ninety-two thousand eight hundred ninety-eight
Scientific notation
1.990492898 × 10^9
Engineering notation
1.990492898 × 10^9
Prime Factorization
2 × 73 × 13633513
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1990492898 Product of the distinct prime numbers
The prime factorization of 1990492898 is 2 × 73 × 13633513.
Since it has a total of 3 prime factors.
7 , 9 , 28 , 76 , 246 , 250 , 4524 , 7307 , 83544 , 92296 , 934562 , 939137 , 164825 , 1845544 , 72869215 , 6739374 , 914045905 , 781630788 , 9806005592 , 2635739878
n×2
3980985796
n×3
5971478694
n×4
7961971592
n×5
9952464490
n÷2
995246449
n÷3
663497632.66667
n÷3
497623224.5
n÷5
398098579.6
n2
3962061976988438404
n3
7.8864562266313E+27
n4
1.5697935109498E+37
n5
3.124662834872E+46
2 √n44614.940300307
3 √n1257.9215119159
4 √n211.22249004381
5 √n72.408929432536
8 divisors
τ Total Divisors
8 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1990492897 Sum of the proper positive divisors of n
A Arithmetic Mean
0.125 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
8 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1990492898 can be divided by 8 positive divisors.
The sum of these divisors (counting 1990492898) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110101001001000001011100010
3
Ternary
12010201110111221012
4
Quaternary
1312221020023202
5
Quinary
13034031233043
6
Senary
525303100522
8
Octal
16651101342
10
Decimal
1990492898
12
Duodecimal
476741742
16
Hexadecimal
76a482e2
20
Vigesimal
1b20bc4i
36
Base36
wx365e
md5
e93b8904567520e7aa864ab877413f96
sha1
0982d78727c4f56bd2a5fa84460b5438f45c0ccc
sha256
bc64ac5a74064bbb0cb46ce06673c660dd69a11b05f733433578b8b698cce513
sha512
31a10a337f04cc1b55793c04984454af236005e9ea9b4408244bb5f139709daba59796742d5533b0bbd8e3558e0b72b20dc839fb54b4aafef32510e9df1ba9bf
ripemd-160
298cfcfaa0e349f4f1af766d87c65d1cfc203b2a
Diameter
3980985796
Circumference
12506635730.759
Area
1.2447184799974E+19
Volume
3.303471059259E+28
Surface area
4.9788739199897E+19
Circumference
12506635730.759
Perimeter
7961971592
Area
3962061976988438404
Diagonal
2814982052.1589
Surface area
2.3772371861931E+19
Volume
7.8864562266313E+27
Space diagonal
3447634831.441
Perimeter
5971478694
Area
1.7156231617202E+18
Altitude
1723817415.7205
Surface area
1.7156231617202E+18
Volume
9.2942777956365E+26
Height
938327350.71964