138796861 is an odd 9-digits composite number following 138796860
and preceding 138796862 . In scientific notation, it is written as 1.38796861 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 118968696 positive integers (up to 138796861) that are relatively prime to 138796861.
138796861 has 4 divisors, whose sum is 141629500
The reverse of 138796861 is 168697831
Previous prime number is 49
Is Prime? no Number parity odd Number length 9 Sum of Digits 49 Digital Root 4
Name
one hundred thirty-eight million seven hundred ninety-six thousand eight hundred sixty-one
Scientific notation
1.38796861 × 10^8
Engineering notation
1.38796861 × 10^6
Prime Factorization
49 × 2832589
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
138796861 Product of the distinct prime numbers
The prime factorization of 138796861 is 49 × 2832589.
Since it has a total of 2 prime factors.
9 , 10 , 27 , 68 , 336 , 920 , 3408 , 3624 , 25587 , 61967 , 328575 , 339436 , 2957771 , 241279 , 1638937 , 96921840 , 157966709 , 485250432 , 8275303077 , 7977816382
n×2
277593722
n×3
416390583
n×4
555187444
n×5
693984305
n÷2
69398430.5
n÷3
46265620.333333
n÷3
34699215.25
n÷5
27759372.2
n2
19264568623453321
n3
2.6738616534544E+24
n4
3.7112360424774E+32
n5
5.1510791312593E+40
2 √n11781.207960137
3 √n517.75767823427
4 √n108.54127307222
5 √n42.50851454507
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
-138796860 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 138796861 can be divided by 4 positive divisors.
The sum of these divisors (counting 138796861) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010001011101111100111101
3
Ternary
100200011121111111
4
Quaternary
20101131330331
5
Quinary
241012444421
6
Senary
21434522021
8
Octal
1021357475
10
Decimal
138796861
12
Duodecimal
3a596311
16
Hexadecimal
845df3d
20
Vigesimal
2379c31
36
Base36
2amwcd
md5
1ff9b2457f66ffe6f1d6cd336f9d68a5
sha1
c8b3defa49738fbc8f29f3ee565ea7fc371fd700
sha256
bc967aa1467f90cbf0813905ddaaf35250eed0907844d79ea547f25368358e4c
sha512
606645223d82849b4f53d0a208aedbbfeffcb9c7cd613a0f6d82bb5912470ef2fa078ad665b20fe1cfed0ffbc12cc07c7f2a70f5222a8a1f894ed9b62b75352b
ripemd-160
952971fc3ccbef08eb1db541f7592b1ffea822ca
Diameter
277593722
Circumference
872086397.71785
Area
6.0521427262017E+16
Volume
1.1200245502944E+25
Surface area
2.4208570904807E+17
Circumference
872086397.71785
Perimeter
555187444
Area
19264568623453321
Diagonal
196288403.24101
Surface area
115587411740719926
Volume
2.6738616534544E+24
Space diagonal
240403215.18308
Perimeter
416390583
Area
8.3418029104296E+15
Altitude
120201607.59154
Surface area
8.3418029104296E+15
Volume
3.1511761785205E+23
Height
65429467.747004