399156688 (number)

399156688 is an even 9-digits composite number following 399156687 and preceding 399156689. In scientific notation, it is written as 3.99156688 × 10^8. The sum of its digits is 55. It has a total of 7 prime factors and 40 positive divisors. There are 170855040 positive integers (up to 399156688) that are relatively prime to 399156688.

Interesting facts

Basic properties

Name

Name three hundred ninety-nine million one hundred fifty-six thousand six hundred eighty-eight

Notation

Scientific notation 3.99156688 × 10^8
Engineering notation 3.99156688 × 10^6

Prime Factorization of 399156688

Prime Factorization 2 × 2 × 2 × 2 × 7 × 1061 × 3359

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 49894586
Product of the distinct prime numbers

The prime factorization of 399156688 is 2 × 2 × 2 × 2 × 7 × 1061 × 3359. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 399156688)

Multiplication

n×y
n×2 798313376
n×3 1197470064
n×4 1596626752
n×5 1995783440

Division

n÷y
n÷2 199578344
n÷3 133052229.33333
n÷3 99789172
n÷5 79831337.6

Exponentiation

ny
n2 159326061575129344
n3 6.3596063050413E+25
n4 2.5384793897042E+34
n5 1.0132510257506E+43

Nth Root

y√n
2√n 19978.906076159
3√n 736.28813741835
4√n 141.34675827963
5√n 52.508387561041

Divisors of 399156688

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -399156687
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 399156688 can be divided by 40 positive divisors. The sum of these divisors (counting 399156688) is 1, the average is 0.025.

Base conversion 399156688

Base System Value
2 Binary 10111110010101010010111010000
3 Ternary 1000211002021001001
4 Quaternary 113302222113100
5 Quinary 1304141003223
6 Senary 103335151344
8 Octal 2762522720
10 Decimal 399156688
12 Duodecimal b1815554
16 Hexadecimal 17caa5d0
20 Vigesimal 64eebe8
36 Base36 6lnb9s

Cryptographic Hash Functions

md5 0d618f4b9c4e6d031a773babce5a0f41
sha1 7fe789f3fe9f389c257fdf69edbe9bc642ddd7c4
sha256 3a68247ba60847a4c0b53c873ad1dadc9110d4bf7d70a85733706d775f41aa1c
sha512 6b751f69d63b50b60129300163953987cd0466c9ba3a2fa2f76cc487b8629f3bf748fbdc8e151fe3dae36ad38f287363053c45b353485ce47b9733f1af33202b
ripemd-160 94aa3a7d8838349113de5d964d8fdd9b8547777c

399156688 as geometric shapes

Circle

Radius = n
Diameter 798313376
Circumference 2507975437.3041
Area 5.0053758456982E+17

Sphere

Radius = n
Volume 2.6639056596855E+26
Surface area 2.0021503382793E+18
Circumference 2507975437.3041

Square

Length = n
Perimeter 1596626752
Area 159326061575129344
Diagonal 564492801.68153

Cube

Length = n
Surface area 955956369450776064
Volume 6.3596063050413E+25
Space diagonal 691359663.79692

Equilateral Triangle

Length = n
Perimeter 1197470064
Area 6.8990208404493E+16
Altitude 345679831.89846

Triangular Pyramid

Length = n
Surface area 6.8990208404493E+16
Volume 7.494867906619E+24
Height 188164267.22718