161888342 is an even 9-digits composite number following 161888341
and preceding 161888343 . In scientific notation, it is written as 1.61888342 × 10^8.
The sum of its digits is 41. It has a total of 5 prime factors and 32 positive divisors.
There are 62945280 positive integers (up to 161888342) that are relatively prime to 161888342.
161888342 has 32 divisors, whose sum is 303367680
The reverse of 161888342 is 243888161
Previous prime number is 769
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred sixty-one million eight hundred eighty-eight thousand three hundred forty-two
Scientific notation
1.61888342 × 10^8
Engineering notation
1.61888342 × 10^6
Prime Factorization
2 × 11 × 7 × 769 × 1367
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
161888342
Product of the distinct prime numbers
The prime factorization of 161888342 is 2 × 11 × 7 × 769 × 1367.
Since it has a total of 5 prime factors.
4 , 1 , 40 , 68 , 448 , 427 , 9363 , 6684 , 63631 , 44516 , 774496 , 561350 , 8600027 , 4797685 , 65663360 , 85378552 , 893978751 , 267053461 , 1445372219 , 494470566
n×2
323776684
n×3
485665026
n×4
647553368
n×5
809441710
n÷2
80944171
n÷3
53962780.666667
n÷3
40472085.5
n÷5
32377668.4
n2
26207835275508964
n3
4.2427430001613E+24
n4
6.8685062982821E+32
n5
1.1119310966454E+41
2 √n
12723.534964781
3 √n
545.01090458781
4 √n
112.79864788543
5 √n
43.8372311131
1 , 2 , 7 , 11 , 14 , 22 , 77 , 154 , 769 , 1367 , 1538 , 2734 , 5383 , 8459 , 9569 , 10766 , 15037 , 16918 , 19138 , 30074 , 59213 , 105259 , 118426 , 210518 , 1051223 , 2102446 , 7358561 , 11563453 , 14717122 , 23126906 , 80944171 , 161888342
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-161888341
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 161888342 can be divided by 32 positive divisors.
The sum of these divisors (counting 161888342) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101001100011100001010110
3
Ternary
102021121210001112
4
Quaternary
21221203201112
5
Quinary
312420411332
6
Senary
24021455022
8
Octal
1151434126
10
Decimal
161888342
12
Duodecimal
46271472
16
Hexadecimal
9a63856
20
Vigesimal
2abg0h2
36
Base36
2odtue
md5
a27df04fc1f1c108dc9aa39d06bb8d04
sha1
e8f5a75679567ff1c8cc84333ba7157a72c9b64d
sha256
7930ea817dc0a24ba75c51cf629e0dabc50f000a3d7016b4e86625ae8c7878b0
sha512
cc4c045b6aeffe43843e7cf0df938475d52eb5fdb3bbd41ce38b4b0aa12c33271a52d3af4dcddb45a69f5a9e8cb6ca9ef832ee9fd6c447084a4375dd1167b5a3
ripemd-160
37bdc81afed5a3fd7f86e92f976c88f258177a2e
Diameter
323776684
Circumference
1017174451.8581
Area
8.233434276803E+16
Volume
1.7771960320502E+25
Surface area
3.2933737107212E+17
Circumference
1017174451.8581
Perimeter
647553368
Area
26207835275508964
Diagonal
228944688.84649
Surface area
157247011653053784
Volume
4.2427430001613E+24
Space diagonal
280398833.49709
Perimeter
485665026
Area
1.1348325563394E+16
Altitude
140199416.74854
Surface area
1.1348325563394E+16
Volume
5.0001205770763E+23
Height
76314896.282165