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164,425

164,425 is a composite number, odd.

This number doesn't have a permanent NumberWiki page yet — what you see below is computed live. Pages get added to the permanent index when they're notable (years, primes, curated, etc.).

164,425 (one hundred sixty-four thousand four hundred twenty-five) is an odd 6-digit number. It is a composite number with 6 divisors, and factors as 5² × 6,577. Written other ways, in hexadecimal, 0x28249.

Cube-Free Deficient Number Evil Number Recamán's Sequence

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
22
Digit product
960
Digital root
4
Palindrome
No
Bit width
18 bits
Reversed
524,461
Recamán's sequence
a(473,165) = 164,425
Square (n²)
27,035,580,625
Cube (n³)
4,445,325,344,265,625
Divisor count
6
σ(n) — sum of divisors
203,918
φ(n) — Euler's totient
131,520
Sum of prime factors
6,587

Primality

Prime factorization: 5 2 × 6577

Nearest primes: 164,419 (−6) · 164,429 (+4)

Divisors & multiples

All divisors (6)
1 · 5 · 25 · 6577 · 32885 · 164425
Aliquot sum (sum of proper divisors): 39,493
Factor pairs (a × b = 164,425)
1 × 164425
5 × 32885
25 × 6577
First multiples
164,425 · 328,850 (double) · 493,275 · 657,700 · 822,125 · 986,550 · 1,150,975 · 1,315,400 · 1,479,825 · 1,644,250

Sums & aliquot sequence

As a sum of two squares: 20² + 405² = 227² + 336² = 259² + 312²
As consecutive integers: 82,212 + 82,213 32,883 + 32,884 + 32,885 + 32,886 + 32,887 16,438 + 16,439 + … + 16,447 6,565 + 6,566 + … + 6,589
Aliquot sequence: 164,425 39,493 615 393 135 105 87 33 15 9 4 3 1 0 — terminates at zero

Continued fraction of √n

√164,425 = [405; (2, 38, 8, 2, 2, 1, 2, 3, 3, 3, 11, 8, 2, 1, 3, 1, 1, 1, 1, 3, 89, 1, 4, 1, …)]

Representations

In words
one hundred sixty-four thousand four hundred twenty-five
Ordinal
164425th
Binary
101000001001001001
Octal
501111
Hexadecimal
0x28249
Base64
AoJJ
One's complement
4,294,802,870 (32-bit)
Scientific notation
1.64425 × 10⁵
As a duration
164,425 s = 1 day, 21 hours, 40 minutes, 25 seconds
In other bases
ternary (3) 22100112211
quaternary (4) 220021021
quinary (5) 20230200
senary (6) 3305121
septenary (7) 1253242
nonary (9) 270484
undecimal (11) 102598
duodecimal (12) 7b1a1
tridecimal (13) 59ac1
tetradecimal (14) 43cc9
pentadecimal (15) 33aba

As an angle

164,425° = 456 × 360° + 265°
265° ≈ 4.625 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋 𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρξδυκεʹ
Chinese
一十六萬四千四百二十五
Chinese (financial)
壹拾陸萬肆仟肆佰貳拾伍
In other modern scripts
Eastern Arabic ١٦٤٤٢٥ Devanagari १६४४२५ Bengali ১৬৪৪২৫ Tamil ௧௬௪௪௨௫ Thai ๑๖๔๔๒๕ Tibetan ༡༦༤༤༢༥ Khmer ១៦៤៤២៥ Lao ໑໖໔໔໒໕ Burmese ၁၆၄၄၂၅

Also seen as

Unicode codepoint
𨉉
CJK Unified Ideograph-28249
U+28249
Other letter (Lo)

UTF-8 encoding: F0 A8 89 89 (4 bytes).

Hex color
#028249
RGB(2, 130, 73)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.130.73.

Address
0.2.130.73
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.130.73

Unspecified address (0.0.0.0/8) — "this network" placeholder.

Possible US patent number

This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 164,425 and was likely granted around 1874.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Related reading