157057993 is an odd 9-digits composite number following 157057992
and preceding 157057994 . In scientific notation, it is written as 1.57057993 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 157027860 positive integers (up to 157057993) that are relatively prime to 157057993.
157057993 has 4 divisors, whose sum is 157088128
The reverse of 157057993 is 399750751
Previous prime number is 23431
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred fifty-seven million fifty-seven thousand nine hundred ninety-three
Scientific notation
1.57057993 × 10^8
Engineering notation
1.57057993 × 10^6
Prime Factorization
23431 × 6703
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157057993
Product of the distinct prime numbers
The prime factorization of 157057993 is 23431 × 6703.
Since it has a total of 2 prime factors.
10 , 9 , 8 , 17 , 723 , 103 , 2855 , 1588 , 95059 , 76754 , 557717 , 263154 , 4877926 , 8398800 , 27469283 , 52586393 , 638170488 , 560763489 , 431491140 , 2092582286
n×2
314115986
n×3
471173979
n×4
628231972
n×5
785289965
n÷2
78528996.5
n÷3
52352664.333333
n÷3
39264498.25
n÷5
31411598.6
n2
24667213165188049
n3
3.8741829926276E+24
n4
6.0847140533683E+32
n5
9.5565297720091E+40
2 √n
12532.278045112
3 √n
539.53548645203
4 √n
111.94765761333
5 √n
43.572452856366
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157057992
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157057993 can be divided by 4 positive divisors.
The sum of these divisors (counting 157057993) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111001000001111001001
3
Ternary
101221112101001201
4
Quaternary
21113020033021
5
Quinary
310201323433
6
Senary
23330144201
8
Octal
1127101711
10
Decimal
157057993
12
Duodecimal
44722061
16
Hexadecimal
95c83c9
20
Vigesimal
291c4jd
36
Base36
2liaq1
md5
1fb09c478213978d8040a3c33f111c91
sha1
00a5a78305421665d2fa54c9271978ba7f5101c9
sha256
648d990a5d72f6c14122de5dabda532ced7f04b51248f75666e046abc82c4648
sha512
a26814218ac6421826da39d3c7588c82f05726c136f135aedf5418335fb9b69b934b5560fc3b9f0b87834be558669e8c0ae45fac54e16964b2fe63368d088243
ripemd-160
cf290a0c9bf5e6abdf92bfd7c7c4e89b7b16ddb4
Diameter
314115986
Circumference
986824473.99271
Area
7.7494335664288E+16
Volume
1.6228139771069E+25
Surface area
3.0997734265715E+17
Circumference
986824473.99271
Perimeter
628231972
Area
24667213165188049
Diagonal
222113543.7797
Surface area
148003278991128294
Volume
3.8741829926276E+24
Space diagonal
272032423.6108
Perimeter
471173979
Area
1.0681216620809E+16
Altitude
136016211.8054
Surface area
1.0681216620809E+16
Volume
4.565768442741E+23
Height
74037847.926566