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1,054,840

1,054,840 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.).

1,054,840 (one million fifty-four thousand eight hundred forty) is an even 7-digit number. It is a composite number with 16 divisors, and factors as 2³ × 5 × 26,371. Its proper divisors sum to 1,318,640, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x101878.

Abundant Number Gapful Number Odious Number Pernicious Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
22
Digit product
0
Digital root
4
Palindrome
No
Bit width
21 bits
Reversed
484,501
Square (n²)
1,112,687,425,600
Cube (n³)
1,173,707,204,019,904,000
Divisor count
16
σ(n) — sum of divisors
2,373,480
φ(n) — Euler's totient
421,920
Sum of prime factors
26,382

Primality

Prime factorization: 2 3 × 5 × 26371

Nearest primes: 1,054,831 (−9) · 1,054,843 (+3)

Divisors & multiples

All divisors (16)
1 · 2 · 4 · 5 · 8 · 10 · 20 · 40 · 26371 · 52742 · 105484 · 131855 · 210968 · 263710 · 527420 (half) · 1054840
Aliquot sum (sum of proper divisors): 1,318,640
Factor pairs (a × b = 1,054,840)
1 × 1054840
2 × 527420
4 × 263710
5 × 210968
8 × 131855
10 × 105484
20 × 52742
40 × 26371
First multiples
1,054,840 · 2,109,680 (double) · 3,164,520 · 4,219,360 · 5,274,200 · 6,329,040 · 7,383,880 · 8,438,720 · 9,493,560 · 10,548,400

Sums & aliquot sequence

As consecutive integers: 210,966 + 210,967 + 210,968 + 210,969 + 210,970 65,920 + 65,921 + … + 65,935 13,146 + 13,147 + … + 13,225
Aliquot sequence: 1,054,840 1,318,640 1,815,088 2,021,720 2,527,240 3,641,720 4,613,800 7,439,000 10,476,040 14,666,360 18,455,080 31,512,920 39,391,240 61,901,240 86,706,760 136,254,200 180,537,280 — unresolved within range

Continued fraction of √n

√1,054,840 = [1027; (18, 1, 1, 49, 1, 1, 2, 2, 1, 1, 1, 1, 9, 1, 2, 2, 3, 3, 3, 7, 136, 1, 4, 10, …)]

Representations

In words
one million fifty-four thousand eight hundred forty
Ordinal
1054840th
Binary
100000001100001111000
Octal
4014170
Hexadecimal
0x101878
Base64
EBh4
One's complement
4,293,912,455 (32-bit)
Scientific notation
1.05484 × 10⁶
As a duration
1,054,840 s = 12 days, 5 hours, 40 seconds
In other bases
ternary (3) 1222120222011
quaternary (4) 10001201320
quinary (5) 232223330
senary (6) 34335304
septenary (7) 11652223
nonary (9) 1876864
undecimal (11) 660576
duodecimal (12) 42a534
tridecimal (13) 2ac187
tetradecimal (14) 1d65ba
pentadecimal (15) 15c82a

As an angle

1,054,840° = 2,930 × 360° + 40°
40° ≈ 0.698 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 · 𒌋𒌋𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆
Chinese
一百零五萬四千八百四十
Chinese (financial)
壹佰零伍萬肆仟捌佰肆拾
In other modern scripts
Eastern Arabic ١٠٥٤٨٤٠ Devanagari १०५४८४० Bengali ১০৫৪৮৪০ Tamil ௧௦௫௪௮௪௦ Thai ๑๐๕๔๘๔๐ Tibetan ༡༠༥༤༨༤༠ Khmer ១០៥៤៨៤០ Lao ໑໐໕໔໘໔໐ Burmese ၁၀၅၄၈၄၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1054840, here are decompositions:

  • 71 + 1054769 = 1054840
  • 107 + 1054733 = 1054840
  • 167 + 1054673 = 1054840
  • 173 + 1054667 = 1054840
  • 191 + 1054649 = 1054840
  • 233 + 1054607 = 1054840
  • 257 + 1054583 = 1054840
  • 263 + 1054577 = 1054840

Showing the first eight; more decompositions exist.

Hex color
#101878
RGB(16, 24, 120)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.24.120.

Address
0.16.24.120
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.24.120

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 5, 4840 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 4840-05-01 (DMMYYYY (Euro, single-digit day))
  • 4840-10-05 (MMDYYYY (US, single-digit day))
  • 4840-05-10 (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 1,054,840 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°.