157021412 is an even 9-digits composite number following 157021411
and preceding 157021413 . In scientific notation, it is written as 1.57021412 × 10^8.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 78257640 positive integers (up to 157021412) that are relatively prime to 157021412.
157021412 has 12 divisors, whose sum is 275673216
The reverse of 157021412 is 214120751
Previous prime number is 311
Is Prime? no
Number parity even
Number length 9
Sum of Digits 23
Digital Root 5
Name
one hundred fifty-seven million twenty-one thousand four hundred twelve
Scientific notation
1.57021412 × 10^8
Engineering notation
1.57021412 × 10^6
Prime Factorization
2 × 2 × 311 × 126223
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78510706
Product of the distinct prime numbers
The prime factorization of 157021412 is 2 × 2 × 311 × 126223.
Since it has a total of 4 prime factors.
2 , 2 , 40 , 51 , 203 , 724 , 3160 , 2683 , 18970 , 79483 , 131617 , 79560 , 2312466 , 2051098 , 72914669 , 67046470 , 65729693 , 10561464 , 3963628735 , 8304540249
n×2
314042824
n×3
471064236
n×4
628085648
n×5
785107060
n÷2
78510706
n÷3
52340470.666667
n÷3
39255353
n÷5
31404282.4
n2
24655723826473744
n3
3.871476569115E+24
n4
6.0790471740735E+32
n5
9.5454057088762E+40
2 √n
12530.81848883
3 √n
539.49359474954
4 √n
111.94113850069
5 √n
43.570422940681
1 , 2 , 4 , 311 , 622 , 1244 , 126223 , 252446 , 504892 , 39255353 , 78510706 , 157021412
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157021411
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157021412 can be divided by 12 positive divisors.
The sum of these divisors (counting 157021412) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001010110111111010011100100
3
Ternary
101221110111212212
4
Quaternary
21112333103210
5
Quinary
310144141122
6
Senary
23325302552
8
Octal
1126772344
10
Decimal
157021412
12
Duodecimal
44704a58
16
Hexadecimal
95bf4e4
20
Vigesimal
2917dac
36
Base36
2lhihw
md5
b1ea5f1c0d23f8b00ceedb3d7ea6ee3b
sha1
1ac76e888a65bc4d5aafd9c5c71d5547792bf4a5
sha256
c3bad2795fd6dbdb94f2e98e5379ee810e7e4d7e6ed16ee896a3850d2d72f607
sha512
51c11d3754081b388d283d8d1fca718b16e17c020d17e9e85e402a8ab12df28a799d916ecc0a348c55e8367da216a4db2c42d9fe2afb07f2b1579393c2ef2633
ripemd-160
b5d543b13a81ad46035b80c2864b9cd3790ab02c
Diameter
314042824
Circumference
986594628.79099
Area
7.7458240842189E+16
Volume
1.6216803130769E+25
Surface area
3.0983296336875E+17
Circumference
986594628.79099
Perimeter
628085648
Area
24655723826473744
Diagonal
222061810.43337
Surface area
147934342958842464
Volume
3.871476569115E+24
Space diagonal
271969063.46021
Perimeter
471064236
Area
1.067624159121E+16
Altitude
135984531.7301
Surface area
1.067624159121E+16
Volume
4.5625788920434E+23
Height
74020603.477791