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121,004

121,004 is a composite number, even.

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.).

121,004 (one hundred twenty-one thousand four) is an even 6-digit number. It is a composite number with 18 divisors, and factors as 2² × 13² × 179. Written other ways, in hexadecimal, 0x1D8AC.

Arithmetic Number Cube-Free Deficient Number Odious Number

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
8
Digit product
0
Digital root
8
Palindrome
No
Bit width
17 bits
Reversed
400,121
Square (n²)
14,641,968,016
Cube (n³)
1,771,736,697,808,064
Divisor count
18
σ(n) — sum of divisors
230,580
φ(n) — Euler's totient
55,536
Sum of prime factors
209

Primality

Prime factorization: 2 2 × 13 2 × 179

Nearest primes: 121,001 (−3) · 121,007 (+3)

Divisors & multiples

All divisors (18)
1 · 2 · 4 · 13 · 26 · 52 · 169 · 179 · 338 · 358 · 676 · 716 · 2327 · 4654 · 9308 · 30251 · 60502 (half) · 121004
Aliquot sum (sum of proper divisors): 109,576
Factor pairs (a × b = 121,004)
1 × 121004
2 × 60502
4 × 30251
13 × 9308
26 × 4654
52 × 2327
169 × 716
179 × 676
338 × 358
First multiples
121,004 · 242,008 (double) · 363,012 · 484,016 · 605,020 · 726,024 · 847,028 · 968,032 · 1,089,036 · 1,210,040

Sums & aliquot sequence

As consecutive integers: 15,122 + 15,123 + … + 15,129 9,302 + 9,303 + … + 9,314 1,112 + 1,113 + … + 1,215 632 + 633 + … + 800
Aliquot sequence: 121,004 109,576 95,894 47,950 54,722 27,364 20,530 16,442 8,224 8,030 7,954 4,394 2,746 1,376 1,396 1,054 674 — unresolved within range

Continued fraction of √n

√121,004 = [347; (1, 5, 1, 23, 7, 1, 1, 11, 1, 8, 8, 1, 2, 3, 1, 2, 12, 3, 2, 7, 2, 9, 1, 3, …)]

Representations

In words
one hundred twenty-one thousand four
Ordinal
121004th
Binary
11101100010101100
Octal
354254
Hexadecimal
0x1D8AC
Base64
Adis
One's complement
4,294,846,291 (32-bit)
Scientific notation
1.21004 × 10⁵
As a duration
121,004 s = 1 day, 9 hours, 36 minutes, 44 seconds
In other bases
ternary (3) 20010222122
quaternary (4) 131202230
quinary (5) 12333004
senary (6) 2332112
septenary (7) 1012532
nonary (9) 203878
undecimal (11) 82a04
duodecimal (12) 5a038
tridecimal (13) 43100
tetradecimal (14) 32152
pentadecimal (15) 25cbe

As an angle

121,004° = 336 × 360° + 44°
44° ≈ 0.768 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓆼𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρκαδʹ
Mayan (base 20)
𝋯·𝋢·𝋪·𝋤
Chinese
一十二萬一千零四
Chinese (financial)
壹拾貳萬壹仟零肆
In other modern scripts
Eastern Arabic ١٢١٠٠٤ Devanagari १२१००४ Bengali ১২১০০৪ Tamil ௧௨௧௦௦௪ Thai ๑๒๑๐๐๔ Tibetan ༡༢༡༠༠༤ Khmer ១២១០០៤ Lao ໑໒໑໐໐໔ Burmese ၁၂၁၀၀၄

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 121004, here are decompositions:

  • 3 + 121001 = 121004
  • 7 + 120997 = 121004
  • 61 + 120943 = 121004
  • 67 + 120937 = 121004
  • 97 + 120907 = 121004
  • 127 + 120877 = 121004
  • 157 + 120847 = 121004
  • 181 + 120823 = 121004

Showing the first eight; more decompositions exist.

Unicode codepoint
𝢬
Signwriting Hand-Hinge Ring Down Index Thumb Hook Middle
U+1D8AC
Other symbol (So)

UTF-8 encoding: F0 9D A2 AC (4 bytes).

Hex color
#01D8AC
RGB(1, 216, 172)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.216.172.

Address
0.1.216.172
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.216.172

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 121,004 and was likely granted around 1871.

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

Related reading

  • Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.