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144,120

144,120 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.).

144,120 (one hundred forty-four thousand one hundred twenty) is an even 6-digit number. It is a composite number with 32 divisors, and factors as 2³ × 3 × 5 × 1,201. Its proper divisors sum to 288,600, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x232F8.

Abundant Number Gapful Number Harshad / Niven Odious Number Recamán's Sequence Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
12
Digit product
0
Digital root
3
Palindrome
No
Bit width
18 bits
Reversed
21,441
Recamán's sequence
a(220,176) = 144,120
Square (n²)
20,770,574,400
Cube (n³)
2,993,455,182,528,000
Divisor count
32
σ(n) — sum of divisors
432,720
φ(n) — Euler's totient
38,400
Sum of prime factors
1,215

Primality

Prime factorization: 2 3 × 3 × 5 × 1201

Nearest primes: 144,103 (−17) · 144,139 (+19)

Divisors & multiples

All divisors (32)
1 · 2 · 3 · 4 · 5 · 6 · 8 · 10 · 12 · 15 · 20 · 24 · 30 · 40 · 60 · 120 · 1201 · 2402 · 3603 · 4804 · 6005 · 7206 · 9608 · 12010 · 14412 · 18015 · 24020 · 28824 · 36030 · 48040 · 72060 (half) · 144120
Aliquot sum (sum of proper divisors): 288,600
Factor pairs (a × b = 144,120)
1 × 144120
2 × 72060
3 × 48040
4 × 36030
5 × 28824
6 × 24020
8 × 18015
10 × 14412
12 × 12010
15 × 9608
20 × 7206
24 × 6005
30 × 4804
40 × 3603
60 × 2402
120 × 1201
First multiples
144,120 · 288,240 (double) · 432,360 · 576,480 · 720,600 · 864,720 · 1,008,840 · 1,152,960 · 1,297,080 · 1,441,200

Sums & aliquot sequence

As consecutive integers: 48,039 + 48,040 + 48,041 28,822 + 28,823 + 28,824 + 28,825 + 28,826 9,601 + 9,602 + … + 9,615 9,000 + 9,001 + … + 9,015
Aliquot sequence: 144,120 288,600 700,920 1,891,080 4,848,120 11,557,080 29,720,520 70,184,340 148,168,620 302,290,116 403,053,516 643,120,564 482,895,824 454,960,816 457,996,996 343,665,404 293,126,500 — unresolved within range

Continued fraction of √n

√144,120 = [379; (1, 1, 1, 2, 2, 15, 13, 2, 37, 2, 13, 15, 2, 2, 1, 1, 1, 758)]

Period length 18 — the block in parentheses repeats forever.

Representations

In words
one hundred forty-four thousand one hundred twenty
Ordinal
144120th
Binary
100011001011111000
Octal
431370
Hexadecimal
0x232F8
Base64
AjL4
One's complement
4,294,823,175 (32-bit)
Scientific notation
1.4412 × 10⁵
As a duration
144,120 s = 1 day, 16 hours, 2 minutes
In other bases
ternary (3) 21022200210
quaternary (4) 203023320
quinary (5) 14102440
senary (6) 3031120
septenary (7) 1140114
nonary (9) 238623
undecimal (11) 99309
duodecimal (12) 6b4a0
tridecimal (13) 507a2
tetradecimal (14) 3a744
pentadecimal (15) 2ca80

As an angle

144,120° = 400 × 360° + 120°
120° ≈ 2.094 rad
Compass bearing: ESE (east-southeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒌋 𒁹𒁹 ·
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓍢𓎆𓎆
Greek (Milesian)
͵ρμδρκʹ
Mayan (base 20)
𝋲·𝋠·𝋦·𝋠
Chinese
一十四萬四千一百二十
Chinese (financial)
壹拾肆萬肆仟壹佰貳拾
In other modern scripts
Eastern Arabic ١٤٤١٢٠ Devanagari १४४१२० Bengali ১৪৪১২০ Tamil ௧௪௪௧௨௦ Thai ๑๔๔๑๒๐ Tibetan ༡༤༤༡༢༠ Khmer ១៤៤១២០ Lao ໑໔໔໑໒໐ Burmese ၁၄၄၁၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 144120, here are decompositions:

  • 17 + 144103 = 144120
  • 47 + 144073 = 144120
  • 59 + 144061 = 144120
  • 83 + 144037 = 144120
  • 89 + 144031 = 144120
  • 107 + 144013 = 144120
  • 139 + 143981 = 144120
  • 149 + 143971 = 144120

Showing the first eight; more decompositions exist.

Unicode codepoint
𣋸
CJK Unified Ideograph-232F8
U+232F8
Other letter (Lo)

UTF-8 encoding: F0 A3 8B B8 (4 bytes).

Hex color
#0232F8
RGB(2, 50, 248)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.50.248.

Address
0.2.50.248
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.50.248

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 144,120 and was likely granted around 1873.

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

Position in π

The digit sequence 144120 first appears in π at position 948,453 of the decimal expansion (the 948,453ordinal-suffix:rd 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.

Related reading

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.