157207345 is an odd 9-digits composite number following 157207344
and preceding 157207346 . In scientific notation, it is written as 1.57207345 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 125681280 positive integers (up to 157207345) that are relatively prime to 157207345.
157207345 has 8 divisors, whose sum is 188775720
The reverse of 157207345 is 543702751
Previous prime number is 1609
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred fifty-seven million two hundred seven thousand three hundred forty-five
Scientific notation
1.57207345 × 10^8
Engineering notation
1.57207345 × 10^6
Prime Factorization
5 × 1609 × 19541
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157207345
Product of the distinct prime numbers
The prime factorization of 157207345 is 5 × 1609 × 19541.
Since it has a total of 3 prime factors.
9 , 6 , 3 , 47 , 472 , 792 , 8108 , 5465 , 23966 , 34946 , 149341 , 186269 , 1171195 , 5529870 , 6579059 , 14201545 , 705981484 , 73580790 , 7930927365 , 1764328013
n×2
314414690
n×3
471622035
n×4
628829380
n×5
786036725
n÷2
78603672.5
n÷3
52402448.333333
n÷3
39301836.25
n÷5
31441469
n2
24714149321949025
n3
3.8852457988372E+24
n4
6.1078917670759E+32
n5
9.6020544824937E+40
2 √n
12538.235322405
3 √n
539.70645339567
4 √n
111.97426187479
5 √n
43.580736623312
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
-157207344
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 157207345 can be divided by 8 positive divisors.
The sum of these divisors (counting 157207345) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010111101100101100110001
3
Ternary
101221210221221021
4
Quaternary
21113230230301
5
Quinary
310221113340
6
Senary
23333255441
8
Octal
1127545461
10
Decimal
157207345
12
Duodecimal
44794581
16
Hexadecimal
95ecb31
20
Vigesimal
292ai75
36
Base36
2llhyp
md5
14bfdba4d3eb7d4f3106df2f24e396cf
sha1
58aa8bb51423fcc4a387c5ccc7d7b00e8deed581
sha256
96a83b8e21fa0b7a18e69359787173184fbfd8e8846e25199bed47f0031a55db
sha512
f991132dee344b583f27271dd66e621a31c1d826b842b828eaf90dd56b95b7baf16207a8fa2e012981e0384e04f65cbb6d32cd2a0bb48f6876e303d0ce04ac4c
ripemd-160
fe5bc0ee99da2aab55a0772e5f51114918c0d866
Diameter
314414690
Circumference
987762880.28471
Area
7.7641789949556E+16
Volume
1.6274479545357E+25
Surface area
3.1056715979822E+17
Circumference
987762880.28471
Perimeter
628829380
Area
24714149321949025
Diagonal
222324759.40367
Surface area
148284895931694150
Volume
3.8852457988372E+24
Space diagonal
272291108.86301
Perimeter
471622035
Area
1.0701540572865E+16
Altitude
136145554.4315
Surface area
1.0701540572865E+16
Volume
4.5788060848905E+23
Height
74108253.134555