23431387 is an odd 8-digits composite number following 23431386
and preceding 23431388 . In scientific notation, it is written as 2.3431387 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20084040 positive integers (up to 23431387) that are relatively prime to 23431387.
23431387 has 4 divisors, whose sum is 26778736
The reverse of 23431387 is 78313432
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-three million four hundred thirty-one thousand three hundred eighty-seven
Scientific notation
2.3431387 × 10^7
Engineering notation
2.3431387 × 10^6
Prime Factorization
7 × 3347341
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
23431387
Product of the distinct prime numbers
The prime factorization of 23431387 is 7 × 3347341.
Since it has a total of 2 prime factors.
4 , 6 , 5 , 26 , 553 , 508 , 6212 , 3322 , 90322 , 72676 , 834323 , 615056 , 5918162 , 9672636 , 63920040 , 74397759 , 136744621 , 685606881 , 2177941577 , 3739101112
n×2
46862774
n×3
70294161
n×4
93725548
n×5
117156935
n÷2
11715693.5
n÷3
7810462.3333333
n÷3
5857846.75
n÷5
4686277.4
n2
549029896743769
n3
1.2864531985173E+22
n4
3.0143382751847E+29
n5
7.0630126674766E+36
2 √n
4840.5977936614
3 √n
286.15367798365
4 √n
69.574404730917
5 √n
29.782393634284
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
-23431386
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 23431387 can be divided by 4 positive divisors.
The sum of these divisors (counting 23431387) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011001011000100011011011
3
Ternary
1122002102211011
4
Quaternary
1121120203123
5
Quinary
21444301022
6
Senary
2154114351
8
Octal
131304333
10
Decimal
23431387
12
Duodecimal
7a1b9b7
16
Hexadecimal
16588db
20
Vigesimal
768i97
36
Base36
dy7rv
md5
a193eac5927cea053f2674deefd42522
sha1
5d27ac9fec35f158a6c06de691e34920171beaa4
sha256
3355509dc32be199542a015337da8f53f3f1958f7c7295f76dc8453e57a9bd17
sha512
b72e482a12bb849ad3bc48dbca94f9354fc0de1e4aaa2f26711271423d415e7330b52e0a7cc1f392ecdacb1be46ccce6a152b52e0b3378467819d6e509743a06
ripemd-160
ae693aaf416f6f87c93a3a07b883b02de7db96e3
Diameter
46862774
Circumference
147223746.52524
Area
1.7248282902114E+15
Volume
5.3886825568655E+22
Surface area
6.8993131608455E+15
Circumference
147223746.52524
Perimeter
93725548
Area
549029896743769
Diagonal
33136985.280613
Surface area
3294179380462614
Volume
1.2864531985173E+22
Space diagonal
40584352.775809
Perimeter
70294161
Area
2.3773691900863E+14
Altitude
20292176.387904
Surface area
2.3773691900863E+14
Volume
1.5160996339179E+21
Height
11045661.760204