157212872 is an even 9-digits composite number following 157212871
and preceding 157212873 . In scientific notation, it is written as 1.57212872 × 10^8.
The sum of its digits is 35. It has a total of 5 prime factors and 16 positive divisors.
There are 73982464 positive integers (up to 157212872) that are relatively prime to 157212872.
157212872 has 16 divisors, whose sum is 312114060
The reverse of 157212872 is 278212751
Previous prime number is 17
Is Prime? no
Number parity even
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred fifty-seven million two hundred twelve thousand eight hundred seventy-two
Scientific notation
1.57212872 × 10^8
Engineering notation
1.57212872 × 10^6
Prime Factorization
2 × 2 × 2 × 17 × 1155977
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
39303218
Product of the distinct prime numbers
The prime factorization of 157212872 is 2 × 2 × 2 × 17 × 1155977.
Since it has a total of 5 prime factors.
6 , 2 , 35 , 62 , 17 , 401 , 576 , 6658 , 23386 , 96895 , 49960 , 743420 , 3951623 , 1477564 , 21526112 , 16828561 , 585880418 , 309820736 , 9676747449 , 6369786488
n×2
314425744
n×3
471638616
n×4
628851488
n×5
786064360
n÷2
78606436
n÷3
52404290.666667
n÷3
39303218
n÷5
31442574.4
n2
24715887122488384
n3
3.8856555985542E+24
n4
6.1087507625159E+32
n5
9.6037425170731E+40
2 √n
12538.455726285
3 √n
539.7127782117
4 √n
111.97524604253
5 √n
43.581043055997
1 , 2 , 4 , 8 , 17 , 34 , 68 , 136 , 1155977 , 2311954 , 4623908 , 9247816 , 19651609 , 39303218 , 78606436 , 157212872
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
-157212871
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 157212872 can be divided by 16 positive divisors.
The sum of these divisors (counting 157212872) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010111101110000011001000
3
Ternary
101221211020111222
4
Quaternary
21113232003020
5
Quinary
310221302442
6
Senary
23333341212
8
Octal
1127560310
10
Decimal
157212872
12
Duodecimal
44797808
16
Hexadecimal
95ee0c8
20
Vigesimal
292bc3c
36
Base36
2llm88
md5
50460072dc1441c4e2c41483e65beacc
sha1
6437cbfa3b3c012ed0d3ec43e83d7993fce45ae9
sha256
2b6b12fe51d6f8d9ae70fa31d170533dc789ded3aa38432945f574713aa91b08
sha512
48791c17569943dbf1a0192658bed50444b2c3e2fa57bda3acc0f821e47fc0086afa042b0913c8ef45ff6fce6ad1822cb5b5e4eb7d9d46787debd9658a56d48a
ripemd-160
ae665fd036fc407a0083656957eaa34e527ec15f
Diameter
314425744
Circumference
987797607.4499
Area
7.7647249410964E+16
Volume
1.6276196110397E+25
Surface area
3.1058899764386E+17
Circumference
987797607.4499
Perimeter
628851488
Area
24715887122488384
Diagonal
222332575.76203
Surface area
148295322734930304
Volume
3.8856555985542E+24
Space diagonal
272300681.90782
Perimeter
471638616
Area
1.0702293062572E+16
Altitude
136150340.95391
Surface area
1.0702293062572E+16
Volume
4.5792890384886E+23
Height
74110858.587342