138869508 is an even 9-digits composite number following 138869507
and preceding 138869509 . In scientific notation, it is written as 1.38869508 × 10^8.
The sum of its digits is 48. It has a total of 5 prime factors and 24 positive divisors.
There are 46172800 positive integers (up to 138869508) that are relatively prime to 138869508.
138869508 has 24 divisors, whose sum is 324848160
The reverse of 138869508 is 805968831
Previous prime number is 401
Is Prime? no Number parity even Number length 9 Sum of Digits 48 Digital Root 3
Name
one hundred thirty-eight million eight hundred sixty-nine thousand five hundred eight
Scientific notation
1.38869508 × 10^8
Engineering notation
1.38869508 × 10^6
Prime Factorization
2 × 2 × 3 × 401 × 28859
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
69434754 Product of the distinct prime numbers
The prime factorization of 138869508 is 2 × 2 × 3 × 401 × 28859.
Since it has a total of 5 prime factors.
7 , 9 , 35 , 2 , 893 , 663 , 1620 , 3087 , 82419 , 13027 , 759225 , 442796 , 7887081 , 1854099 , 85688886 , 36084868 , 171690258 , 423700818 , 9836499287 , 8335135976
n×2
277739016
n×3
416608524
n×4
555478032
n×5
694347540
n÷2
69434754
n÷3
46289836
n÷3
34717377
n÷5
27773901.6
n2
19284740252162064
n3
2.6780623907255E+24
n4
3.7190120659336E+32
n5
5.1645737584226E+40
2 √n11784.290729611
3 √n517.84799483393
4 √n108.55547305231
5 √n42.512963449321
1 , 2 , 3 , 4 , 6 , 12 , 401 , 802 , 1203 , 1604 , 2406 , 4812 , 28859 , 57718 , 86577 , 115436 , 173154 , 346308 , 11572459 , 23144918 , 34717377 , 46289836 , 69434754 , 138869508
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
-138869507 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 138869508 can be divided by 24 positive divisors.
The sum of these divisors (counting 138869508) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000010001101111101100000100
3
Ternary
100200022022011010
4
Quaternary
20101233230010
5
Quinary
241022311013
6
Senary
21440242220
8
Octal
1021575404
10
Decimal
138869508
12
Duodecimal
3a610370
16
Hexadecimal
846fb04
20
Vigesimal
237idf8
36
Base36
2aogec
md5
767a2dfae3f2115039ef2974590a3b76
sha1
ffc4d10f810ff9f362ed12687402ed3b47c8d689
sha256
60f7db04510c71cdd1c2b0521e0facb61227805e5d222b5b8cde706a6f72976b
sha512
a5341be89594cb2953c8295e2405e0328fc6fc63f6cccbd73ff47d8d3119a296d5bf655d09e8b841ac733f09f0b6d57b9a05a822450fa3bbaa036620d3f6c07f
ripemd-160
5e21e7eafba4110dbe5d091b4b6196736ec98354
Diameter
277739016
Circumference
872542852.28086
Area
6.058479830258E+16
Volume
1.1217841510078E+25
Surface area
2.4233919321032E+17
Circumference
872542852.28086
Perimeter
555478032
Area
19284740252162064
Diagonal
196391141.61368
Surface area
115708441512972384
Volume
2.6780623907255E+24
Space diagonal
240529043.47809
Perimeter
416608524
Area
8.3505374818783E+15
Altitude
120264521.73905
Surface area
8.3505374818783E+15
Volume
3.1561267948711E+23
Height
65463713.871226