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1,042,409

1,042,409 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.).

1,042,409 (one million forty-two thousand four hundred nine) is an odd 7-digit number. It is a composite number with 4 divisors, and factors as 353 × 2,953. Written other ways, in hexadecimal, 0xFE7E9.

Arithmetic Number Cube-Free Deficient Number Odious Number Semiprime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
20
Digit product
0
Digital root
2
Palindrome
No
Bit width
20 bits
Reversed
9,042,401
Square (n²)
1,086,616,523,281
Cube (n³)
1,132,698,843,416,823,929
Divisor count
4
σ(n) — sum of divisors
1,045,716
φ(n) — Euler's totient
1,039,104
Sum of prime factors
3,306

Primality

Prime factorization: 353 × 2953

Nearest primes: 1,042,399 (−10) · 1,042,427 (+18)

Divisors & multiples

All divisors (4)
1 · 353 · 2953 · 1042409
Aliquot sum (sum of proper divisors): 3,307
Factor pairs (a × b = 1,042,409)
1 × 1042409
353 × 2953
First multiples
1,042,409 · 2,084,818 (double) · 3,127,227 · 4,169,636 · 5,212,045 · 6,254,454 · 7,296,863 · 8,339,272 · 9,381,681 · 10,424,090

Sums & aliquot sequence

As a sum of two squares: 220² + 997² = 628² + 805²
As consecutive integers: 521,204 + 521,205 2,777 + 2,778 + … + 3,129 1,124 + 1,125 + … + 1,829
Aliquot sequence: 1,042,409 3,307 1 0 — terminates at zero

Continued fraction of √n

√1,042,409 = [1020; (1, 62, 1, 4, 3, 7, 1, 1, 1, 41, 49, 1, 3, 1, 1, 4, 1, 2, 1, 30, 1, 2, 10, 1, …)]

Representations

In words
one million forty-two thousand four hundred nine
Ordinal
1042409th
Binary
11111110011111101001
Octal
3763751
Hexadecimal
0xFE7E9
Base64
D+fp
One's complement
4,293,924,886 (32-bit)
Scientific notation
1.042409 × 10⁶
As a duration
1,042,409 s = 12 days, 1 hour, 33 minutes, 29 seconds
In other bases
ternary (3) 1221221220202
quaternary (4) 3332133221
quinary (5) 231324114
senary (6) 34201545
septenary (7) 11601044
nonary (9) 1857822
undecimal (11) 6521a5
duodecimal (12) 4232b5
tridecimal (13) 2a6614
tetradecimal (14) 1d1c5b
pentadecimal (15) 158cde

As an angle

1,042,409° = 2,895 × 360° + 209°
209° ≈ 3.648 rad
Compass bearing: SSW (south-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零四萬二千四百零九
Chinese (financial)
壹佰零肆萬貳仟肆佰零玖
In other modern scripts
Eastern Arabic ١٠٤٢٤٠٩ Devanagari १०४२४०९ Bengali ১০৪২৪০৯ Tamil ௧௦௪௨௪௦௯ Thai ๑๐๔๒๔๐๙ Tibetan ༡༠༤༢༤༠༩ Khmer ១០៤២៤០៩ Lao ໑໐໔໒໔໐໙ Burmese ၁၀၄၂၄၀၉

Also seen as

Hex color
#0FE7E9
RGB(15, 231, 233)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.231.233.

Address
0.15.231.233
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.231.233

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 4, 2409 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 2409-04-01 (DMMYYYY (Euro, single-digit day))
  • 2409-10-04 (MMDYYYY (US, single-digit day))
  • 2409-04-10 (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 1,042,409 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