157412985 is an odd 9-digits composite number following 157412984
and preceding 157412986 . In scientific notation, it is written as 1.57412985 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 81181440 positive integers (up to 157412985) that are relatively prime to 157412985.
157412985 has 8 divisors, whose sum is 158669056
The reverse of 157412985 is 589214751
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred fifty-seven million four hundred twelve thousand nine hundred eighty-five
Scientific notation
1.57412985 × 10^8
Engineering notation
1.57412985 × 10^6
Prime Factorization
555 × 181 × 1567
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157412985
Product of the distinct prime numbers
The prime factorization of 157412985 is 555 × 181 × 1567.
Since it has a total of 3 prime factors.
1 , 9 , 71 , 6 , 663 , 784 , 1737 , 1325 , 36785 , 4586 , 538743 , 266184 , 744972 , 1757599 , 41563719 , 22185642 , 884978597 , 269534801 , 6266145035 , 7139474549
n×2
314825970
n×3
472238955
n×4
629651940
n×5
787064925
n÷2
78706492.5
n÷3
52470995
n÷3
39353246.25
n÷5
31482597
n2
24778847846610225
n3
3.9005124043957E+24
n4
6.1399130060546E+32
n5
9.6650203392338E+40
2 √n
12546.433158472
3 √n
539.94167751457
4 √n
112.01086178792
5 √n
43.592132092367
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157412984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157412985 can be divided by 8 positive divisors.
The sum of these divisors (counting 157412985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011000011110111001111001
3
Ternary
101222012102000120
4
Quaternary
21120132321321
5
Quinary
310244203420
6
Senary
23341523453
8
Octal
1130367171
10
Decimal
157412985
12
Duodecimal
44873589
16
Hexadecimal
961ee79
20
Vigesimal
293gc95
36
Base36
2lpwmx
md5
f26ae7a38fcc448b4a889a53987d2877
sha1
90103eed9ca174e999aabc3050a9fd2bd6b4a43b
sha256
5a4cfd25d0582aa73152a0bf97ddbd92d5dce6b3ed2749b3e75d0aaa1cb09c24
sha512
e2864846dac04545813760a4ae8d036a41995ff49621e15ad79540dca454dd3a0cf5c57b4d19476f6ea924d12982f8a7bf5ff3dbd56baa6723a4237b290296aa
ripemd-160
27582f0aac9cf733d13a3eea2acbbd593e01acf0
Diameter
314825970
Circumference
989054954.51128
Area
7.784504635933E+16
Volume
1.6338428153181E+25
Surface area
3.1138018543732E+17
Circumference
989054954.51128
Perimeter
629651940
Area
24778847846610225
Diagonal
222615578.28063
Surface area
148673087079661350
Volume
3.9005124043957E+24
Space diagonal
272647287.79108
Perimeter
472238955
Area
1.0729555855837E+16
Altitude
136323643.89554
Surface area
1.0729555855837E+16
Volume
4.5967979520841E+23
Height
74205192.760211