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1,023,421

1,023,421 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.).

1,023,421 (one million twenty-three thousand four hundred twenty-one) is an odd 7-digit number. It is a composite number with 4 divisors, and factors as 7 × 146,203. Written other ways, in hexadecimal, 0xF9DBD.

Arithmetic Number Cube-Free Deficient Number Odious Number Semiprime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
13
Digit product
0
Digital root
4
Palindrome
No
Bit width
20 bits
Reversed
1,243,201
Square (n²)
1,047,390,543,241
Cube (n³)
1,071,921,477,154,247,461
Divisor count
4
σ(n) — sum of divisors
1,169,632
φ(n) — Euler's totient
877,212
Sum of prime factors
146,210

Primality

Prime factorization: 7 × 146203

Nearest primes: 1,023,419 (−2) · 1,023,461 (+40)

Divisors & multiples

All divisors (4)
1 · 7 · 146203 · 1023421
Aliquot sum (sum of proper divisors): 146,211
Factor pairs (a × b = 1,023,421)
1 × 1023421
7 × 146203
First multiples
1,023,421 · 2,046,842 (double) · 3,070,263 · 4,093,684 · 5,117,105 · 6,140,526 · 7,163,947 · 8,187,368 · 9,210,789 · 10,234,210

Sums & aliquot sequence

As consecutive integers: 511,710 + 511,711 146,200 + 146,201 + … + 146,206 73,095 + 73,096 + … + 73,108
Aliquot sequence: 1,023,421 146,211 74,205 63,387 28,185 16,935 10,185 8,631 5,721 1,911 1,281 703 57 23 1 0 — terminates at zero

Continued fraction of √n

√1,023,421 = [1011; (1, 1, 1, 3, 1, 37, 2, 1, 1, 3, 4, 1, 8, 1, 2, 4, 1, 3, 4, 7, 2, 1, 10, 1, …)]

Representations

In words
one million twenty-three thousand four hundred twenty-one
Ordinal
1023421st
Binary
11111001110110111101
Octal
3716675
Hexadecimal
0xF9DBD
Base64
D529
One's complement
4,293,943,874 (32-bit)
Scientific notation
1.023421 × 10⁶
As a duration
1,023,421 s = 11 days, 20 hours, 17 minutes, 1 second
In other bases
ternary (3) 1220222212111
quaternary (4) 3321312331
quinary (5) 230222141
senary (6) 33534021
septenary (7) 11461510
nonary (9) 1828774
undecimal (11) 639a03
duodecimal (12) 414311
tridecimal (13) 29aa99
tetradecimal (14) 1c8d77
pentadecimal (15) 153381

As an angle

1,023,421° = 2,842 × 360° + 301°
301° ≈ 5.253 rad
Compass bearing: WNW (west-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺
Chinese
一百零二萬三千四百二十一
Chinese (financial)
壹佰零貳萬參仟肆佰貳拾壹
In other modern scripts
Eastern Arabic ١٠٢٣٤٢١ Devanagari १०२३४२१ Bengali ১০২৩৪২১ Tamil ௧௦௨௩௪௨௧ Thai ๑๐๒๓๔๒๑ Tibetan ༡༠༢༣༤༢༡ Khmer ១០២៣៤២១ Lao ໑໐໒໓໔໒໑ Burmese ၁၀၂၃၄၂၁

Also seen as

Hex color
#0F9DBD
RGB(15, 157, 189)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.157.189.

Address
0.15.157.189
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.157.189

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 2, 3421 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 3421-02-01 (DMMYYYY (Euro, single-digit day))
  • 3421-10-02 (MMDYYYY (US, single-digit day))
  • 3421-02-10 (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 1,023,421 and was likely granted around 1912.

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

Position in π

The digit sequence 1023421 first appears in π at position 841,742 of the decimal expansion (the 841,742ordinal-suffix:nd digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.

Related reading