155991097 is an odd 9-digits composite number following 155991096
and preceding 155991098 . In scientific notation, it is written as 1.55991097 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 155952720 positive integers (up to 155991097) that are relatively prime to 155991097.
155991097 has 4 divisors, whose sum is 156029476
The reverse of 155991097 is 790199551
Previous prime number is 4621
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred fifty-five million nine hundred ninety-one thousand ninety-seven
Scientific notation
1.55991097 × 10^8
Engineering notation
1.55991097 × 10^6
Prime Factorization
4621 × 33757
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
155991097
Product of the distinct prime numbers
The prime factorization of 155991097 is 4621 × 33757.
Since it has a total of 2 prime factors.
2 , 7 , 96 , 27 , 287 , 476 , 3343 , 8131 , 71094 , 36825 , 840339 , 974966 , 5633776 , 5734580 , 46343438 , 67691990 , 848931195 , 144479036 , 1971714367 , 9836848959
n×2
311982194
n×3
467973291
n×4
623964388
n×5
779955485
n÷2
77995548.5
n÷3
51997032.333333
n÷3
38997774.25
n÷5
31198219.4
n2
24333222343263409
n3
3.7957660468706E+24
n4
5.9210570960669E+32
n5
9.2363219181512E+40
2 √n
12489.639586473
3 √n
538.31102025709
4 √n
111.75705609255
5 √n
43.513093752866
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
-155991096
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 155991097 can be divided by 4 positive divisors.
The sum of these divisors (counting 155991097) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010011000011110000111001
3
Ternary
101212112011120001
4
Quaternary
21103003300321
5
Quinary
304413203342
6
Senary
23251233001
8
Octal
1123036071
10
Decimal
155991097
12
Duodecimal
442a8761
16
Hexadecimal
94c3c39
20
Vigesimal
28eiheh
36
Base36
2kvfi1
md5
241454ce24d05d8ff4f172c76dde1445
sha1
62c0bb61c56181e15bd0e3ac3a93fd191b519839
sha256
bbb05cd11d6e863cfdfed3ac10cc8fba7af30faad598ac8c26d10ee46f2408ed
sha512
7a53dff3938c884589dfd34b4304a83cfab3e6f1acc887153ccbed9cb699d5cd20ed422bbdaf81ad05832defcd190d663a96b5e0a42d1cb5b1909fe861da3db9
ripemd-160
212fe1e383b45f35f9ffb738da4abeb54ef47991
Diameter
311982194
Circumference
980120968.72123
Area
7.6445072551763E+16
Volume
1.5899667636792E+25
Surface area
3.0578029020705E+17
Circumference
980120968.72123
Perimeter
623964388
Area
24333222343263409
Diagonal
220604724.98686
Surface area
145999334059580454
Volume
3.7957660468706E+24
Space diagonal
270184505.53241
Perimeter
467973291
Area
1.0536594352601E+16
Altitude
135092252.7662
Surface area
1.0536594352601E+16
Volume
4.4733531858997E+23
Height
73534908.328952