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1,043,740

1,043,740 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.).

1,043,740 (one million forty-three thousand seven hundred forty) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2² × 5 × 23 × 2,269. Its proper divisors sum to 1,244,420, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xFED1C.

Abundant Number Arithmetic Number Cube-Free Gapful Number Happy Number Odious Number Pernicious Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
19
Digit product
0
Digital root
1
Palindrome
No
Bit width
20 bits
Reversed
473,401
Square (n²)
1,089,393,187,600
Cube (n³)
1,137,043,245,625,624,000
Divisor count
24
σ(n) — sum of divisors
2,288,160
φ(n) — Euler's totient
399,168
Sum of prime factors
2,301

Primality

Prime factorization: 2 2 × 5 × 23 × 2269

Nearest primes: 1,043,723 (−17) · 1,043,743 (+3)

Divisors & multiples

All divisors (24)
1 · 2 · 4 · 5 · 10 · 20 · 23 · 46 · 92 · 115 · 230 · 460 · 2269 · 4538 · 9076 · 11345 · 22690 · 45380 · 52187 · 104374 · 208748 · 260935 · 521870 (half) · 1043740
Aliquot sum (sum of proper divisors): 1,244,420
Factor pairs (a × b = 1,043,740)
1 × 1043740
2 × 521870
4 × 260935
5 × 208748
10 × 104374
20 × 52187
23 × 45380
46 × 22690
92 × 11345
115 × 9076
230 × 4538
460 × 2269
First multiples
1,043,740 · 2,087,480 (double) · 3,131,220 · 4,174,960 · 5,218,700 · 6,262,440 · 7,306,180 · 8,349,920 · 9,393,660 · 10,437,400

Sums & aliquot sequence

As consecutive integers: 208,746 + 208,747 + 208,748 + 208,749 + 208,750 130,464 + 130,465 + … + 130,471 45,369 + 45,370 + … + 45,391 26,074 + 26,075 + … + 26,113
Aliquot sequence: 1,043,740 1,244,420 1,431,484 1,096,580 1,206,280 1,563,920 2,125,576 2,087,864 1,826,896 1,735,376 1,626,946 818,894 414,154 294,974 147,490 169,310 135,466 — unresolved within range

Continued fraction of √n

√1,043,740 = [1021; (1, 1, 1, 2, 1, 18, 1, 11, 2, 3, 3, 2, 1, 2, 1, 1, 4, 2, 1, 1, 5, 2, 1, 7, …)]

Representations

In words
one million forty-three thousand seven hundred forty
Ordinal
1043740th
Binary
11111110110100011100
Octal
3766434
Hexadecimal
0xFED1C
Base64
D+0c
One's complement
4,293,923,555 (32-bit)
Scientific notation
1.04374 × 10⁶
As a duration
1,043,740 s = 12 days, 1 hour, 55 minutes, 40 seconds
In other bases
ternary (3) 1222000202001
quaternary (4) 3332310130
quinary (5) 231344430
senary (6) 34212044
septenary (7) 11604655
nonary (9) 1860661
undecimal (11) 6531a5
duodecimal (12) 424024
tridecimal (13) 2a70c9
tetradecimal (14) 1d252c
pentadecimal (15) 1593ca

As an angle

1,043,740° = 2,899 × 360° + 100°
100° ≈ 1.745 rad
Compass bearing: E (east)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆
Chinese
一百零四萬三千七百四十
Chinese (financial)
壹佰零肆萬參仟柒佰肆拾
In other modern scripts
Eastern Arabic ١٠٤٣٧٤٠ Devanagari १०४३७४० Bengali ১০৪৩৭৪০ Tamil ௧௦௪௩௭௪௦ Thai ๑๐๔๓๗๔๐ Tibetan ༡༠༤༣༧༤༠ Khmer ១០៤៣៧៤០ Lao ໑໐໔໓໗໔໐ Burmese ၁၀၄၃၇၄၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1043740, here are decompositions:

  • 17 + 1043723 = 1043740
  • 83 + 1043657 = 1043740
  • 101 + 1043639 = 1043740
  • 149 + 1043591 = 1043740
  • 197 + 1043543 = 1043740
  • 227 + 1043513 = 1043740
  • 239 + 1043501 = 1043740
  • 251 + 1043489 = 1043740

Showing the first eight; more decompositions exist.

Hex color
#0FED1C
RGB(15, 237, 28)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.237.28.

Address
0.15.237.28
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.237.28

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

Possible date

Could be parsed as a date. Most likely interpretation: Monday, January 4, 3740 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 3740-04-01 (DMMYYYY (Euro, single-digit day))
  • 3740-10-04 (MMDYYYY (US, single-digit day))
  • 3740-04-10 (DDMYYYY (Euro, single-digit month))
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 1,043,740 and was likely granted around 1912.

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

Related reading

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