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104,661

104,661 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.).

104,661 (one hundred four thousand six hundred sixty-one) is an odd 6-digit number. It is a composite number with 12 divisors, and factors as 3² × 29 × 401. Written other ways, in hexadecimal, 0x198D5.

Arithmetic Number Cube-Free Deficient Number Odious Number Recamán's Sequence

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
18
Digit product
0
Digital root
9
Palindrome
No
Bit width
17 bits
Reversed
166,401
Recamán's sequence
a(91,869) = 104,661
Square (n²)
10,953,924,921
Cube (n³)
1,146,448,736,156,781
Divisor count
12
σ(n) — sum of divisors
156,780
φ(n) — Euler's totient
67,200
Sum of prime factors
436

Primality

Prime factorization: 3 2 × 29 × 401

Nearest primes: 104,659 (−2) · 104,677 (+16)

Divisors & multiples

All divisors (12)
1 · 3 · 9 · 29 · 87 · 261 · 401 · 1203 · 3609 · 11629 · 34887 · 104661
Aliquot sum (sum of proper divisors): 52,119
Factor pairs (a × b = 104,661)
1 × 104661
3 × 34887
9 × 11629
29 × 3609
87 × 1203
261 × 401
First multiples
104,661 · 209,322 (double) · 313,983 · 418,644 · 523,305 · 627,966 · 732,627 · 837,288 · 941,949 · 1,046,610

Sums & aliquot sequence

As a sum of two squares: 105² + 306² = 135² + 294²
As consecutive integers: 52,330 + 52,331 34,886 + 34,887 + 34,888 17,441 + 17,442 + 17,443 + 17,444 + 17,445 + 17,446 11,625 + 11,626 + … + 11,633
Aliquot sequence: 104,661 52,119 23,177 6,919 1,289 1 0 — terminates at zero

Continued fraction of √n

√104,661 = [323; (1, 1, 17, 1, 70, 1, 17, 1, 1, 646)]

Period length 10 — the block in parentheses repeats forever.

Representations

In words
one hundred four thousand six hundred sixty-one
Ordinal
104661st
Binary
11001100011010101
Octal
314325
Hexadecimal
0x198D5
Base64
AZjV
One's complement
4,294,862,634 (32-bit)
Scientific notation
1.04661 × 10⁵
As a duration
104,661 s = 1 day, 5 hours, 4 minutes, 21 seconds
In other bases
ternary (3) 12022120100
quaternary (4) 121203111
quinary (5) 11322121
senary (6) 2124313
septenary (7) 614064
nonary (9) 168510
undecimal (11) 716a7
duodecimal (12) 50699
tridecimal (13) 3883b
tetradecimal (14) 2a1db
pentadecimal (15) 21026

As an angle

104,661° = 290 × 360° + 261°
261° ≈ 4.555 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹 𒌋𒌋𒁹
Egyptian hieroglyphic
𓆐𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Greek (Milesian)
͵ρδχξαʹ
Mayan (base 20)
𝋭·𝋡·𝋭·𝋡
Chinese
一十萬四千六百六十一
Chinese (financial)
壹拾萬肆仟陸佰陸拾壹
In other modern scripts
Eastern Arabic ١٠٤٦٦١ Devanagari १०४६६१ Bengali ১০৪৬৬১ Tamil ௧௦௪௬௬௧ Thai ๑๐๔๖๖๑ Tibetan ༡༠༤༦༦༡ Khmer ១០៤៦៦១ Lao ໑໐໔໖໖໑ Burmese ၁၀၄၆၆၁

Also seen as

Hex color
#0198D5
RGB(1, 152, 213)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.152.213.

Address
0.1.152.213
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.152.213

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 104,661 and was likely granted around 1870.

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

Position in π

The digit sequence 104661 first appears in π at position 269,229 of the decimal expansion (the 269,229ordinal-suffix:th 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

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.