138678840 (number)

138678840 is an even 9-digits composite number following 138678839 and preceding 138678841. In scientific notation, it is written as 1.38678840 × 10^8. The sum of its digits is 45. It has a total of 7 prime factors and 64 positive divisors. There are 36796416 positive integers (up to 138678840) that are relatively prime to 138678840.

Interesting facts

Basic properties

Name

Name one hundred thirty-eight million six hundred seventy-eight thousand eight hundred forty

Notation

Scientific notation 1.38678840 × 10^8
Engineering notation 1.38678840 × 10^6

Prime Factorization of 138678840

Prime Factorization 2 × 2 × 2 × 3 × 15 × 1697 × 227

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 34669710
Product of the distinct prime numbers

The prime factorization of 138678840 is 2 × 2 × 2 × 3 × 15 × 1697 × 227. Since it has a total of 7 prime factors.

Most popular turbo-numbers

3, 9, 94, 73, 209, 382, 4622, 3300, 70422, 49008, 132140, 614796, 680812, 1928379, 29538181, 33427279, 34352051, 107430339, 4918315903, 2545334905

Basic calculations (n = 138678840)

Multiplication

n×y
n×2 277357680
n×3 416036520
n×4 554715360
n×5 693394200

Division

n÷y
n÷2 69339420
n÷3 46226280
n÷3 34669710
n÷5 27735768

Exponentiation

ny
n2 19231820663745600
n3 2.6670465807363E+24
n4 3.6986292604247E+32
n5 5.1292161542576E+40

Nth Root

y√n
2√n 11776.198028226
3√n 517.61088431174
4√n 108.51819215333
5√n 42.501282962733

Divisors of 138678840

1, 2, 3, 4, 6, 8, 12, 15, 24, 30, 45, 60, 90, 120, 180, 227, 360, 454, 681, 908, 1362, 1697, 1816, 2724, 3394, 3405, 5091, 5448, 6788, 6810, 10182, 10215, 13576, 13620, 20364, 20430, 25455, 27240, 40728, 40860, 50910, 76365, 81720, 101820, 152730, 203640, 305460, 385219, 610920, 770438, 1155657, 1540876, 2311314, 3081752, 4622628, 5778285, 9245256, 11556570, 17334855, 23113140, 34669710, 46226280, 69339420, 138678840

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -138678839
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 138678840 can be divided by 64 positive divisors. The sum of these divisors (counting 138678840) is 1, the average is 0.015625.

Base conversion 138678840

Base System Value
2 Binary 1000010001000001001000111000
3 Ternary 100122221121121100
4 Quaternary 20101001020320
5 Quinary 241000210330
6 Senary 21432211400
8 Octal 1021011070
10 Decimal 138678840
12 Duodecimal 3a539b60
16 Hexadecimal 8441238
20 Vigesimal 236eh20
36 Base36 2akda0

Cryptographic Hash Functions

md5 bf51743e6741a41191e190f7731004de
sha1 27fd4e7c49ddc065318ff883b902392579e47740
sha256 3c296daed2ed2cc0d440a53547d6855b78ec8f282eed04d5d83b06ace423ecaa
sha512 88a712eac810aa0737a3d31d4f5989bbd1c132e9622c11c4df1d0bde6d16e4903bf6cf6870a237480783a03bc2ea11974f89d73725cb07e2ffe8643a0d6c67c2
ripemd-160 d8aec3e6f7b9de43a7989ae3785f8e18aabca374

138678840 as geometric shapes

Circle

Radius = n
Diameter 277357680
Circumference 871344849.90471
Area 6.041854651238E+16

Sphere

Radius = n
Volume 1.1171698593097E+25
Surface area 2.4167418604952E+17
Circumference 871344849.90471

Square

Length = n
Perimeter 554715360
Area 19231820663745600
Diagonal 196121496.34217

Cube

Length = n
Surface area 115390923982473600
Volume 2.6670465807363E+24
Space diagonal 240198796.81472

Equilateral Triangle

Length = n
Perimeter 416036520
Area 8.3276226279151E+15
Altitude 120099398.40736

Triangular Pyramid

Length = n
Surface area 8.3276226279151E+15
Volume 3.1431445382984E+23
Height 65373832.114056