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1,000,145

1,000,145 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.).
Arithmetic Number Cube-Free Deficient Number Evil Number Semiprime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
11
Digit product
0
Digital root
2
Palindrome
No
Bit width
20 bits
Reversed
5,410,001
Square (n²)
1,000,290,021,025
Cube (n³)
1,000,435,063,078,048,625
Divisor count
4
σ(n) — sum of divisors
1,200,180
φ(n) — Euler's totient
800,112
Sum of prime factors
200,034

Primality

Prime factorization: 5 × 200029

Nearest primes: 1,000,133 (−12) · 1,000,151 (+6)

Divisors & multiples

All divisors (4)
1 · 5 · 200029 · 1000145
Aliquot sum (sum of proper divisors): 200,035
Factor pairs (a × b = 1,000,145)
1 × 1000145
5 × 200029
First multiples
1,000,145 · 2,000,290 (double) · 3,000,435 · 4,000,580 · 5,000,725 · 6,000,870 · 7,001,015 · 8,001,160 · 9,001,305 · 10,001,450

Sums & aliquot sequence

As a sum of two squares: 184² + 983² = 676² + 737²
As consecutive integers: 500,072 + 500,073 200,027 + 200,028 + 200,029 + 200,030 + 200,031 100,010 + 100,011 + … + 100,019
Aliquot sequence: 1,000,145 200,035 61,901 11,059 1 0 — terminates at zero

Continued fraction of √n

√1,000,145 = [1000; (13, 1, 3, 1, 5, 2, 4, 1, 6, 9, 1, 1, 1, 1, 3, 2, 1, 4, 8, 1, 5, 6, 1, 1, …)]

Representations

In words
one million one hundred forty-five
Ordinal
1000145th
Binary
11110100001011010001
Octal
3641321
Hexadecimal
0xF42D1
Base64
D0LR
One's complement
4,293,967,150 (32-bit)
Scientific notation
1.000145 × 10⁶
As a duration
1,000,145 s = 11 days, 13 hours, 49 minutes, 5 seconds
In other bases
ternary (3) 1212210221102
quaternary (4) 3310023101
quinary (5) 224001040
senary (6) 33234145
septenary (7) 11333606
nonary (9) 1783842
undecimal (11) 623473
duodecimal (12) 402955
tridecimal (13) 290303
tetradecimal (14) 1c06ad
pentadecimal (15) 14b515

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Chinese
一百萬零一百四十五
Chinese (financial)
壹佰萬零壹佰肆拾伍
In other modern scripts
Eastern Arabic ١٠٠٠١٤٥ Devanagari १०००१४५ Bengali ১০০০১৪৫ Tamil ௧௦௦௦௧௪௫ Thai ๑๐๐๐๑๔๕ Tibetan ༡༠༠༠༡༤༥ Khmer ១០០០១៤៥ Lao ໑໐໐໐໑໔໕ Burmese ၁၀၀၀၁၄၅

Also seen as

Hex color
#0F42D1
RGB(15, 66, 209)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.66.209.

Address
0.15.66.209
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.66.209

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

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 1,000,145 and was likely granted around 1911.

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