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1,049,240

1,049,240 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.).

1,049,240 (one million forty-nine thousand two hundred forty) is an even 7-digit number. It is a composite number with 32 divisors, and factors as 2³ × 5 × 17 × 1,543. Its proper divisors sum to 1,452,040, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x100298.

Abundant Number Arithmetic Number Gapful Number Harshad / Niven Odious Number Pernicious Number Practical Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
20
Digit product
0
Digital root
2
Palindrome
No
Bit width
21 bits
Reversed
429,401
Square (n²)
1,100,904,577,600
Cube (n³)
1,155,113,119,001,024,000
Divisor count
32
σ(n) — sum of divisors
2,501,280
φ(n) — Euler's totient
394,752
Sum of prime factors
1,571

Primality

Prime factorization: 2 3 × 5 × 17 × 1543

Nearest primes: 1,049,239 (−1) · 1,049,263 (+23)

Divisors & multiples

All divisors (32)
1 · 2 · 4 · 5 · 8 · 10 · 17 · 20 · 34 · 40 · 68 · 85 · 136 · 170 · 340 · 680 · 1543 · 3086 · 6172 · 7715 · 12344 · 15430 · 26231 · 30860 · 52462 · 61720 · 104924 · 131155 · 209848 · 262310 · 524620 (half) · 1049240
Aliquot sum (sum of proper divisors): 1,452,040
Factor pairs (a × b = 1,049,240)
1 × 1049240
2 × 524620
4 × 262310
5 × 209848
8 × 131155
10 × 104924
17 × 61720
20 × 52462
34 × 30860
40 × 26231
68 × 15430
85 × 12344
136 × 7715
170 × 6172
340 × 3086
680 × 1543
First multiples
1,049,240 · 2,098,480 (double) · 3,147,720 · 4,196,960 · 5,246,200 · 6,295,440 · 7,344,680 · 8,393,920 · 9,443,160 · 10,492,400

Sums & aliquot sequence

As consecutive integers: 209,846 + 209,847 + 209,848 + 209,849 + 209,850 65,570 + 65,571 + … + 65,585 61,712 + 61,713 + … + 61,728 13,076 + 13,077 + … + 13,155
Aliquot sequence: 1,049,240 1,452,040 1,923,320 3,023,080 3,778,940 5,020,900 6,853,340 9,032,068 7,606,092 11,507,044 8,630,290 7,751,150 8,921,890 7,137,530 5,710,042 3,833,198 1,916,602 — unresolved within range

Continued fraction of √n

√1,049,240 = [1024; (3, 11, 1, 3, 1, 2, 1, 4, 10, 1, 1, 16, 2, 2, 4, 1, 5, 7, 8, 2, 3, 5, 6, 4, …)]

Representations

In words
one million forty-nine thousand two hundred forty
Ordinal
1049240th
Binary
100000000001010011000
Octal
4001230
Hexadecimal
0x100298
Base64
EAKY
One's complement
4,293,918,055 (32-bit)
Scientific notation
1.04924 × 10⁶
As a duration
1,049,240 s = 12 days, 3 hours, 27 minutes, 20 seconds
In other bases
ternary (3) 1222022021202
quaternary (4) 10000022120
quinary (5) 232033430
senary (6) 34253332
septenary (7) 11630003
nonary (9) 1868252
undecimal (11) 657345
duodecimal (12) 427248
tridecimal (13) 2a976a
tetradecimal (14) 1d453a
pentadecimal (15) 15ad45

As an angle

1,049,240° = 2,914 × 360° + 200°
200° ≈ 3.491 rad
Compass bearing: SSW (south-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓎆𓎆𓎆𓎆
Chinese
一百零四萬九千二百四十
Chinese (financial)
壹佰零肆萬玖仟貳佰肆拾
In other modern scripts
Eastern Arabic ١٠٤٩٢٤٠ Devanagari १०४९२४० Bengali ১০৪৯২৪০ Tamil ௧௦௪௯௨௪௦ Thai ๑๐๔๙๒๔๐ Tibetan ༡༠༤༩༢༤༠ Khmer ១០៤៩២៤០ Lao ໑໐໔໙໒໔໐ Burmese ၁၀၄၉၂၄၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1049240, here are decompositions:

  • 13 + 1049227 = 1049240
  • 67 + 1049173 = 1049240
  • 97 + 1049143 = 1049240
  • 103 + 1049137 = 1049240
  • 109 + 1049131 = 1049240
  • 139 + 1049101 = 1049240
  • 151 + 1049089 = 1049240
  • 163 + 1049077 = 1049240

Showing the first eight; more decompositions exist.

Hex color
#100298
RGB(16, 2, 152)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.2.152.

Address
0.16.2.152
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.2.152

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

Possible date

Could be parsed as a date. Most likely interpretation: Wednesday, January 4, 9240 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 9240-04-01 (DMMYYYY (Euro, single-digit day))
  • 9240-10-04 (MMDYYYY (US, single-digit day))
  • 9240-04-10 (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 1,049,240 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°.