137979891 is an odd 9-digits composite number following 137979890
and preceding 137979892 . In scientific notation, it is written as 1.37979891 × 10^8.
The sum of its digits is 54. It has a total of 2 prime factors and 4 positive divisors.
There are 78845616 positive integers (up to 137979891) that are relatively prime to 137979891.
137979891 has 4 divisors, whose sum is 140170112
The reverse of 137979891 is 198979731
Previous prime number is 63
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred thirty-seven million nine hundred seventy-nine thousand eight hundred ninety-one
Scientific notation
1.37979891 × 10^8
Engineering notation
1.37979891 × 10^6
Prime Factorization
63 × 2190157
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
137979891
Product of the distinct prime numbers
The prime factorization of 137979891 is 63 × 2190157.
Since it has a total of 2 prime factors.
8 , 8 , 59 , 32 , 986 , 834 , 4675 , 9916 , 3738 , 97734 , 694478 , 266269 , 1842470 , 4701658 , 1357701 , 27429903 , 263387801 , 294228973 , 2286099607 , 5418513756
n×2
275959782
n×3
413939673
n×4
551919564
n×5
689899455
n÷2
68989945.5
n÷3
45993297
n÷3
34494972.75
n÷5
27595978.2
n2
19038450320371881
n3
2.6269233000138E+24
n4
3.6246259060127E+32
n5
5.0012548742741E+40
2 √n
11746.48419741
3 √n
516.73982347146
4 √n
108.38119854204
5 √n
42.458354568776
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
-137979890
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 137979891 can be divided by 4 positive divisors.
The sum of these divisors (counting 137979891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001110010110011111110011
3
Ternary
100121122002211100
4
Quaternary
20032112133303
5
Quinary
240310324031
6
Senary
21405215443
8
Octal
1016263763
10
Decimal
137979891
12
Duodecimal
3a261583
16
Hexadecimal
83967f3
20
Vigesimal
23279eb
36
Base36
2a5dyr
md5
a325334300b3bc7d6a7d83713d942d55
sha1
a3ef6ed2bf8ed6b5f189873adb81b36f56e597a2
sha256
92a51628d36729c97b90ea1acbcfa32809ac506354e5c07b20ab636613ac2bc3
sha512
ffd1ca406cec8b85d2c5058331f447cad1c0c830e91efbcfd13b379e754762c46689e2c39245b2c15eeed8da7f79d09c9cdeb734be693465db5a273b487c3fd2
ripemd-160
83cc7b6daed9fd57f5cd463259e60fa5e0739eb7
Diameter
275959782
Circumference
866953223.81744
Area
5.9811055662215E+16
Volume
1.1003630587823E+25
Surface area
2.3924422264886E+17
Circumference
866953223.81744
Perimeter
551919564
Area
19038450320371881
Diagonal
195133033.18696
Surface area
114230701922231286
Volume
2.6269233000138E+24
Space diagonal
238988181.63482
Perimeter
413939673
Area
8.243890813065E+15
Altitude
119494090.81741
Surface area
8.243890813065E+15
Volume
3.0958587984945E+23
Height
65044344.395654