154964921 is an odd 9-digits prime number following 154964920
and preceding 154964922 . In scientific notation, it is written as 1.54964921 × 10^8.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 154964920 positive integers (up to 154964921) that are relatively prime to 154964921.
154964921 has 2 divisors, whose sum is 154964922
The reverse of 154964921 is 129469451
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 41 Digital Root 5
Name
one hundred fifty-four million nine hundred sixty-four thousand nine hundred twenty-one
Scientific notation
1.54964921 × 10^8
Engineering notation
1.54964921 × 10^6
Prime Factorization
154964921
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
154964921 Product of the distinct prime numbers
The prime factorization of 154964921 is 154964921.
Since it has a total of 1 prime factors.
3 , 2 , 87 , 64 , 758 , 840 , 9231 , 6275 , 25156 , 19619 , 980585 , 506195 , 1176443 , 33586 , 6096058 , 20413838 , 727213257 , 705311231 , 1359854655 , 1937573165
n×2
309929842
n×3
464894763
n×4
619859684
n×5
774824605
n÷2
77482460.5
n÷3
51654973.666667
n÷3
38741230.25
n÷5
30992984.2
n2
24014126740536241
n3
3.7213472532312E+24
n4
5.7667828311054E+32
n5
8.936490458464E+40
2 √n12448.490711729
3 √n537.12800913588
4 √n111.57280453466
5 √n43.45569297106
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
154964922 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
77482461 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
12448.490751894 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999870939 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 154964921 can be divided by 2 positive divisors.
The sum of these divisors (counting 154964921) is 154964922, the average is 77482461.
Base
System
Value
2
Binary
1001001111001001001110111001
3
Ternary
101210121000220112
4
Quaternary
21033021032321
5
Quinary
304132334141
6
Senary
23213234105
8
Octal
1117111671
10
Decimal
154964921
12
Duodecimal
43a92935
16
Hexadecimal
93c93b9
20
Vigesimal
288ac61
36
Base36
2k9fp5
md5
1fea8cbee6fc9a8a47995e579a4aa802
sha1
920e7306354b27f6d98e8dd8f468ca62cb1aea71
sha256
972da3e5d05e8295b036191041dd8c60ab1050a3dec223406828930909230135
sha512
d405f0be4f0be75cd3232cdb119b021ec2a6e2b62171f8ca1a127a4c4af55bc3dc28a3cafed7f3bdd9043b6683fa9f051d345f08314f365c09e8291379bdfd2a
ripemd-160
f1fe48598c09e299796416d4201ffa3760ef74cb
Diameter
309929842
Circumference
973673314.75545
Area
7.5442604150443E+16
Volume
1.5587942922944E+25
Surface area
3.0177041660177E+17
Circumference
973673314.75545
Perimeter
619859684
Area
24014126740536241
Diagonal
219153492.97028
Surface area
144084760443217446
Volume
3.7213472532312E+24
Space diagonal
268407116.5629
Perimeter
464894763
Area
1.0398421903502E+16
Altitude
134203558.28145
Surface area
1.0398421903502E+16
Volume
4.3856497965162E+23
Height
73051164.323425