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1,041,821

1,041,821 is a composite number, odd.

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.).

1,041,821 (one million forty-one thousand eight hundred twenty-one) is an odd 7-digit number. It is a composite number with 8 divisors, and factors as 11 × 53 × 1,787. Written other ways, in hexadecimal, 0xFE59D.

Arithmetic Number Cube-Free Deficient Number Evil Number Gapful Number Self Number Sphenic Number Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
17
Digit product
0
Digital root
8
Palindrome
No
Bit width
20 bits
Reversed
1,281,401
Square (n²)
1,085,390,996,041
Cube (n³)
1,130,783,132,886,430,661
Divisor count
8
σ(n) — sum of divisors
1,158,624
φ(n) — Euler's totient
928,720
Sum of prime factors
1,851

Primality

Prime factorization: 11 × 53 × 1787

Nearest primes: 1,041,793 (−28) · 1,041,823 (+2)

Divisors & multiples

All divisors (8)
1 · 11 · 53 · 583 · 1787 · 19657 · 94711 · 1041821
Aliquot sum (sum of proper divisors): 116,803
Factor pairs (a × b = 1,041,821)
1 × 1041821
11 × 94711
53 × 19657
583 × 1787
First multiples
1,041,821 · 2,083,642 (double) · 3,125,463 · 4,167,284 · 5,209,105 · 6,250,926 · 7,292,747 · 8,334,568 · 9,376,389 · 10,418,210

Sums & aliquot sequence

As consecutive integers: 520,910 + 520,911 94,706 + 94,707 + … + 94,716 47,345 + 47,346 + … + 47,366 19,631 + 19,632 + … + 19,683
Aliquot sequence: 1,041,821 116,803 1 0 — terminates at zero

Continued fraction of √n

√1,041,821 = [1020; (1, 2, 3, 2, 2, 2, 1, 5, 1, 11, 1, 2, 17, 3, 1, 9, 1, 1, 1, 21, 1, 3, 2, 13, …)]

Representations

In words
one million forty-one thousand eight hundred twenty-one
Ordinal
1041821st
Binary
11111110010110011101
Octal
3762635
Hexadecimal
0xFE59D
Base64
D+Wd
One's complement
4,293,925,474 (32-bit)
Scientific notation
1.041821 × 10⁶
As a duration
1,041,821 s = 12 days, 1 hour, 23 minutes, 41 seconds
In other bases
ternary (3) 1221221002222
quaternary (4) 3332112131
quinary (5) 231314241
senary (6) 34155125
septenary (7) 11566244
nonary (9) 1857088
undecimal (11) 651810
duodecimal (12) 422aa5
tridecimal (13) 2a6281
tetradecimal (14) 1d195b
pentadecimal (15) 158a4b

As an angle

1,041,821° = 2,893 × 360° + 341°
341° ≈ 5.952 rad
Compass bearing: NNW (north-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺
Chinese
一百零四萬一千八百二十一
Chinese (financial)
壹佰零肆萬壹仟捌佰貳拾壹
In other modern scripts
Eastern Arabic ١٠٤١٨٢١ Devanagari १०४१८२१ Bengali ১০৪১৮২১ Tamil ௧௦௪௧௮௨௧ Thai ๑๐๔๑๘๒๑ Tibetan ༡༠༤༡༨༢༡ Khmer ១០៤១៨២១ Lao ໑໐໔໑໘໒໑ Burmese ၁၀၄၁၈၂၁

Also seen as

Hex color
#0FE59D
RGB(15, 229, 157)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.229.157.

Address
0.15.229.157
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.229.157

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 4, 1821 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1821-04-01 (DMMYYYY (Euro, single-digit day))
  • 1821-10-04 (MMDYYYY (US, single-digit day))
  • 1821-04-10 (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 1,041,821 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