38991007 is an odd 8-digits composite number following 38991006
and preceding 38991008 . In scientific notation, it is written as 3.8991007 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 34488000 positive integers (up to 38991007) that are relatively prime to 38991007.
38991007 has 4 divisors, whose sum is 39087216
The reverse of 38991007 is 70019983
Previous prime number is 407
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
thirty-eight million nine hundred ninety-one thousand seven
Scientific notation
3.8991007 × 10^7
Engineering notation
3.8991007 × 10^6
Prime Factorization
407 × 95801
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38991007
Product of the distinct prime numbers
The prime factorization of 38991007 is 407 × 95801.
Since it has a total of 2 prime factors.
10 , 9 , 96 , 30 , 481 , 250 , 3155 , 631 , 93563 , 29323 , 475943 , 697521 , 5851826 , 3150984 , 35894594 , 13436158 , 393289298 , 375255166 , 7775277311 , 6899945483
n×2
77982014
n×3
116973021
n×4
155964028
n×5
194955035
n÷2
19495503.5
n÷3
12997002.333333
n÷3
9747751.75
n÷5
7798201.4
n2
1520298626874049
n3
5.9277974402536E+22
n4
2.3113079148751E+30
n5
9.0120223088051E+37
2 √n
6244.2779406429
3 √n
339.09507634508
4 √n
79.020743736331
5 √n
32.975613965549
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-38991006
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38991007 can be divided by 4 positive divisors.
The sum of these divisors (counting 38991007) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010100101111010010011111
3
Ternary
2201100221121101
4
Quaternary
2110233102133
5
Quinary
34440203012
6
Senary
3511413531
8
Octal
224572237
10
Decimal
38991007
12
Duodecimal
110842a7
16
Hexadecimal
252f49f
20
Vigesimal
c3dha7
36
Base36
n7pnj
md5
4cde96470212cc09337aab375993dd85
sha1
c38215bf1b1ff69df84269ab34ef5adfc85bd786
sha256
f9560c8d14afc98caf55351548bb0475f56a586687f9e7ad0cd62266a6368012
sha512
7c8812bd11f5167bd7bb59c9d8cd8371628b4082504ab36ff99dddab52b9f21fd6674da8406ece6cb9d8693c868a5b4ebd0707353a3f5a8df84ded9c522d1e98
ripemd-160
62d3643060a7ec7727b1d8fb0ce55a3ba60d6791
Diameter
77982014
Circumference
244987722.29454
Area
4.7761589974502E+15
Volume
2.4830299853692E+23
Surface area
1.9104635989801E+16
Circumference
244987722.29454
Perimeter
155964028
Area
1520298626874049
Diagonal
55141610.909984
Surface area
9121791761244294
Volume
5.9277974402536E+22
Space diagonal
67534405.162274
Perimeter
116973021
Area
6.5830861610576E+14
Altitude
33767202.581137
Surface area
6.5830861610576E+14
Volume
6.9859762791727E+21
Height
18380536.969995