Live analysis

41,009

41,009 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.).

41,009 (forty-one thousand nine) is an odd 5-digit number. It is a composite number with 4 divisors, and factors as 23 × 1,783. Written other ways, in hexadecimal, 0xA031.

Arithmetic Number Cube-Free Deficient Number Odious Number Pernicious Number Recamán's Sequence Semiprime Squarefree

Interestingness

★ ★ ★ ☆ ☆

5 notable facts · grade C

40,997 40,998 40,999 41,000 41,001 41,002 41,003 41,004 41,005 41,006 41,007 41,008 41,009 41,010 41,011 41,012 41,013 41,014 41,015 41,016 41,017 41,018 41,019 41,020 41,021

less more

Properties

Parity: Odd
Digit count: 5
Digit sum: 14
Digit product: 0
Digital root: 5
Palindrome: No
Bit width: 16 bits
Reversed: 90,014
Recamán's sequence: a(152,161) = 41,009
Square (n²): 1,681,738,081
Cube (n³): 68,966,396,963,729
Divisor count: 4
σ(n) — sum of divisors: 42,816
φ(n) — Euler's totient: 39,204
Sum of prime factors: 1,806

Primality

Prime factorization: 23 × 1783

Nearest primes: 40,993 (−16) · 41,011 (+2)

Divisors & multiples

All divisors (4)

1 · 23 · 1783 · 41009

Aliquot sum (sum of proper divisors): 1,807

Factor pairs (a × b = 41,009)

1 × 41009

23 × 1783

First multiples

41,009 · 82,018 (double) · 123,027 · 164,036 · 205,045 · 246,054 · 287,063 · 328,072 · 369,081 · 410,090

Sums & aliquot sequence

As consecutive integers: 20,504 + 20,505 1,772 + 1,773 + … + 1,794 869 + 870 + … + 914

Aliquot sequence: 41,009 → 1,807 → 153 → 81 → 40 → 50 → 43 → 1 → 0 — terminates at zero

Continued fraction of √n

√41,009 = [202; (1, 1, 36, 3, 7, 3, 4, 1, 2, 1, 9, 2, 1, 1, 2, 1, 1, 1, 4, 4, 21, 12, 1, 1, …)]

Representations

In words: forty-one thousand nine
Ordinal: 41009th
Binary: 1010000000110001
Octal: 120061
Hexadecimal: 0xA031
Base64: oDE=
One's complement: 24,526 (16-bit)
Scientific notation: 4.1009 × 10⁴
As a duration: 41,009 s = 11 hours, 23 minutes, 29 seconds

In other bases

ternary (3) 2002020212

quaternary (4) 22000301

quinary (5) 2303014

senary (6) 513505

septenary (7) 230363

nonary (9) 62225

undecimal (11) 288a1

duodecimal (12) 1b895

tridecimal (13) 15887

tetradecimal (14) 10d33

pentadecimal (15) c23e

As an angle

41,009° = 113 × 360° + 329°

329° ≈ 5.742 rad

Compass bearing: NNW (north-northwest)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒌋𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓂍𓂍𓂍𓂍𓆼𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian): ͵μαθʹ
Mayan (base 20): 𝋥·𝋢·𝋪·𝋩
Chinese: 四萬一千零九
Chinese (financial): 肆萬壹仟零玖

In other modern scripts

Eastern Arabic ٤١٠٠٩ Devanagari ४१००९ Bengali ৪১০০৯ Tamil ௪௧௦௦௯ Thai ๔๑๐๐๙ Tibetan ༤༡༠༠༩ Khmer ៤១០០៩ Lao ໔໑໐໐໙ Burmese ၄၁၀၀၉

Digit at this position in famous constants

π — Pi (π): Digit 41,009 = 5
e — Euler's number (e): Digit 41,009 = 7
φ — Golden ratio (φ): Digit 41,009 = 6
√2 — Pythagoras's (√2): Digit 41,009 = 0
ln 2 — Natural log of 2: Digit 41,009 = 1
γ — Euler-Mascheroni (γ): Digit 41,009 = 6

Also seen as

Unicode codepoint

ꀱ

Yi Syllable Bur

U+A031

Other letter (Lo)

UTF-8 encoding: EA 80 B1 (3 bytes).

Lookup U+A031 on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#00A031

RGB(0, 160, 49)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.160.49.

Address: 0.0.160.49
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.160.49

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

Position in π

The digit sequence 41009 first appears in π at position 1,815 of the decimal expansion (the 1,815ordinal-suffix:th digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.

Look up 41009 on Pi Search ↗