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988,505

988,505 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.).

988,505 (nine hundred eighty-eight thousand five hundred five) is an odd 6-digit number. It is a composite number with 16 divisors, and factors as 5 × 7 × 61 × 463. Written other ways, in hexadecimal, 0xF1559.

Arithmetic Number Cube-Free Deficient Number Harshad / Niven Odious Number Pernicious Number Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
35
Digit product
0
Digital root
8
Palindrome
No
Bit width
20 bits
Reversed
505,889
Square (n²)
977,142,135,025
Cube (n³)
965,909,886,182,887,625
Divisor count
16
σ(n) — sum of divisors
1,380,864
φ(n) — Euler's totient
665,280
Sum of prime factors
536

Primality

Prime factorization: 5 × 7 × 61 × 463

Nearest primes: 988,501 (−4) · 988,511 (+6)

Divisors & multiples

All divisors (16)
1 · 5 · 7 · 35 · 61 · 305 · 427 · 463 · 2135 · 2315 · 3241 · 16205 · 28243 · 141215 · 197701 · 988505
Aliquot sum (sum of proper divisors): 392,359
Factor pairs (a × b = 988,505)
1 × 988505
5 × 197701
7 × 141215
35 × 28243
61 × 16205
305 × 3241
427 × 2315
463 × 2135
First multiples
988,505 · 1,977,010 (double) · 2,965,515 · 3,954,020 · 4,942,525 · 5,931,030 · 6,919,535 · 7,908,040 · 8,896,545 · 9,885,050

Sums & aliquot sequence

As consecutive integers: 494,252 + 494,253 197,699 + 197,700 + 197,701 + 197,702 + 197,703 141,212 + 141,213 + … + 141,218 98,846 + 98,847 + … + 98,855
Aliquot sequence: 988,505 392,359 44,393 535 113 1 0 — terminates at zero

Continued fraction of √n

√988,505 = [994; (4, 4, 5, 1, 1, 2, 9, 1, 1, 2, 48, 9, 1, 2, 8, 1, 1, 7, 4, 5, 1, 1, 5, 1, …)]

Period length 50 — the block in parentheses repeats forever.

Representations

In words
nine hundred eighty-eight thousand five hundred five
Ordinal
988505th
Binary
11110001010101011001
Octal
3612531
Hexadecimal
0xF1559
Base64
DxVZ
One's complement
4,293,978,790 (32-bit)
Scientific notation
9.88505 × 10⁵
As a duration
988,505 s = 11 days, 10 hours, 35 minutes, 5 seconds
In other bases
ternary (3) 1212012222022
quaternary (4) 3301111121
quinary (5) 223113010
senary (6) 33104225
septenary (7) 11254640
nonary (9) 1765868
undecimal (11) 615751
duodecimal (12) 3b8075
tridecimal (13) 287c1b
tetradecimal (14) 1ba357
pentadecimal (15) 147d55

As an angle

988,505° = 2,745 × 360° + 305°
305° ≈ 5.323 rad
Compass bearing: NW (northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ϡπηφεʹ
Chinese
九十八萬八千五百零五
Chinese (financial)
玖拾捌萬捌仟伍佰零伍
In other modern scripts
Eastern Arabic ٩٨٨٥٠٥ Devanagari ९८८५०५ Bengali ৯৮৮৫০৫ Tamil ௯௮௮௫௦௫ Thai ๙๘๘๕๐๕ Tibetan ༩༨༨༥༠༥ Khmer ៩៨៨៥០៥ Lao ໙໘໘໕໐໕ Burmese ၉၈၈၅၀၅

Also seen as

Hex color
#0F1559
RGB(15, 21, 89)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.21.89.

Address
0.15.21.89
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.21.89

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 988,505 and was likely granted around 1911.

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

Related reading