149138840 is an even 9-digits composite number following 149138839
and preceding 149138841 . In scientific notation, it is written as 1.49138840 × 10^8.
The sum of its digits is 38. It has a total of 5 prime factors and 16 positive divisors.
There are 59655520 positive integers (up to 149138840) that are relatively prime to 149138840.
149138840 has 16 divisors, whose sum is 335562480
The reverse of 149138840 is 048831941
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred forty-nine million one hundred thirty-eight thousand eight hundred forty
Scientific notation
1.49138840 × 10^8
Engineering notation
1.49138840 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 3728471
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
37284710
Product of the distinct prime numbers
The prime factorization of 149138840 is 2 × 2 × 2 × 5 × 3728471.
Since it has a total of 5 prime factors.
9 , 5 , 94 , 17 , 199 , 253 , 3582 , 5844 , 92517 , 44170 , 268150 , 439063 , 6152327 , 5766055 , 39976555 , 25839319 , 423915983 , 391115874 , 3319967721 , 9285788634
n×2
298277680
n×3
447416520
n×4
596555360
n×5
745694200
n÷2
74569420
n÷3
49712946.666667
n÷3
37284710
n÷5
29827768
n2
22242393596545600
n3
3.3172047798122E+24
n4
4.9472407290365E+32
n5
7.3782574352926E+40
2 √n
12212.241399514
3 √n
530.31053357613
4 √n
110.50901049016
5 √n
43.123912102498
1 , 2 , 4 , 5 , 8 , 10 , 20 , 40 , 3728471 , 7456942 , 14913884 , 18642355 , 29827768 , 37284710 , 74569420 , 149138840
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
-149138839
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 149138840 can be divided by 16 positive divisors.
The sum of these divisors (counting 149138840) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000111000111010110110011000
3
Ternary
101101122001000202
4
Quaternary
20320322312120
5
Quinary
301134420330
6
Senary
22444321332
8
Octal
1070726630
10
Decimal
149138840
12
Duodecimal
41b43248
16
Hexadecimal
8e3ad98
20
Vigesimal
26c2720
36
Base36
2gsk9k
md5
931273cabda1e22c8768548f9df9c3e6
sha1
bcac0dab5b8db7df26dac1633e871593190093f8
sha256
27cc7dfdde5289e86f24cdfa2bcf65a553be08cb8df8fdbf1f7a3069aa7d87f7
sha512
954899c65c58c7fa9e92642a0b18aa3b94de199210b9036fa70114ece4789db265c51dfed398ece70a021a33afefa26f90a37a23b012f5db98cd5065ba4970d0
ripemd-160
57186faeffce23e7fc9af2ac8c5be58e2d7d2a4e
Diameter
298277680
Circumference
937066968.21781
Area
6.987654032116E+16
Volume
1.3895074888948E+25
Surface area
2.7950616128464E+17
Circumference
937066968.21781
Perimeter
596555360
Area
22242393596545600
Diagonal
210914170.20459
Surface area
133454361579273600
Volume
3.3172047798122E+24
Space diagonal
258316048.26189
Perimeter
447416520
Area
9.6312389477904E+15
Altitude
129158024.13094
Surface area
9.6312389477904E+15
Volume
3.9093633239828E+23
Height
70304723.40153