157429421 is an odd 9-digits composite number following 157429420
and preceding 157429422 . In scientific notation, it is written as 1.57429421 × 10^8.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 146648880 positive integers (up to 157429421) that are relatively prime to 157429421.
157429421 has 16 divisors, whose sum is 168514560
The reverse of 157429421 is 124924751
Previous prime number is 211
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred fifty-seven million four hundred twenty-nine thousand four hundred twenty-one
Scientific notation
1.57429421 × 10^8
Engineering notation
1.57429421 × 10^6
Prime Factorization
107 × 19 × 211 × 367
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
157429421
Product of the distinct prime numbers
The prime factorization of 157429421 is 107 × 19 × 211 × 367.
Since it has a total of 4 prime factors.
9 , 8 , 50 , 45 , 568 , 29 , 6841 , 6811 , 35073 , 27953 , 552150 , 236476 , 9814593 , 2798312 , 56471091 , 76858779 , 992356960 , 137150445 , 127142976 , 2996716893
n×2
314858842
n×3
472288263
n×4
629717684
n×5
787147105
n÷2
78714710.5
n÷3
52476473.666667
n÷3
39357355.25
n÷5
31485884.2
n2
24784022596395241
n3
3.9017343274014E+24
n4
6.1424777605863E+32
n5
9.6700671735448E+40
2 √n
12547.088148252
3 √n
539.96046921412
4 √n
112.01378552773
5 √n
43.593042373512
1 , 19 , 107 , 211 , 367 , 2033 , 4009 , 6973 , 22577 , 39269 , 77437 , 428963 , 746111 , 1471303 , 8285759 , 157429421
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
-157429420
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 157429421 can be divided by 16 positive divisors.
The sum of these divisors (counting 157429421) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001011000100010111010101101
3
Ternary
101222020020120022
4
Quaternary
21120202322231
5
Quinary
310300220141
6
Senary
23342131525
8
Octal
1130427255
10
Decimal
157429421
12
Duodecimal
44880ba5
16
Hexadecimal
9622ead
20
Vigesimal
293idb1
36
Base36
2lq9bh
md5
c8690bd157b0df73d9074bc40b9edaf7
sha1
210f175b9aa140fe50f5c4beeddce3516669bc1d
sha256
f45488c28ba4c59f8d1b9a1e74e7a24b09f87ce1633268d496f3bf448a6e3e98
sha512
2d5e58b00f90ad0e560c5825f68ac58faf3ce5b04556cda354e31a93ee4cfeb892e7e751beef03c78c9b8cdf1e44ff70aeb54e48390960671173ff322804bb0c
ripemd-160
fcc5d0c58909985914d24d84535d4a54b96cf0dd
Diameter
314858842
Circumference
989158224.94499
Area
7.7861303315239E+16
Volume
1.6343546532298E+25
Surface area
3.1144521326095E+17
Circumference
989158224.94499
Perimeter
629717684
Area
24784022596395241
Diagonal
222638822.29474
Surface area
148704135578371446
Volume
3.9017343274014E+24
Space diagonal
272675755.77815
Perimeter
472288263
Area
1.0731796588223E+16
Altitude
136337877.88908
Surface area
1.0731796588223E+16
Volume
4.5982380021565E+23
Height
74212940.764915