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1,015,361

1,015,361 is a prime, 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.).

1,015,361 (one million fifteen thousand three hundred sixty-one) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF7E41.

Arithmetic Number Chen Prime Cube-Free Deficient Number Evil Number Prime Pythagorean Prime Recamán's Sequence Sexy Prime Squarefree Twin Prime

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
17
Digit product
0
Digital root
8
Palindrome
No
Bit width
20 bits
Reversed
1,635,101
Recamán's sequence
a(364,145) = 1,015,361
Square (n²)
1,030,957,960,321
Cube (n³)
1,046,794,505,549,490,881
Divisor count
2
σ(n) — sum of divisors
1,015,362
φ(n) — Euler's totient
1,015,360

Primality

1,015,361 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1015361
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,015,361)
1 × 1015361
First multiples
1,015,361 · 2,030,722 (double) · 3,046,083 · 4,061,444 · 5,076,805 · 6,092,166 · 7,107,527 · 8,122,888 · 9,138,249 · 10,153,610

Sums & aliquot sequence

As a sum of two squares: 644² + 775²
As consecutive integers: 507,680 + 507,681

Continued fraction of √n

√1,015,361 = [1007; (1, 1, 1, 6, 1, 1, 7, 1, 1, 2, 4, 4, 1, 1, 1, 1, 1, 1, 3, 6, 12, 2, 1, 3, …)]

Representations

In words
one million fifteen thousand three hundred sixty-one
Ordinal
1015361st
Binary
11110111111001000001
Octal
3677101
Hexadecimal
0xF7E41
Base64
D35B
One's complement
4,293,951,934 (32-bit)
Scientific notation
1.015361 × 10⁶
As a duration
1,015,361 s = 11 days, 18 hours, 2 minutes, 41 seconds
In other bases
ternary (3) 1220120210222
quaternary (4) 3313321001
quinary (5) 224442421
senary (6) 33432425
septenary (7) 11426144
nonary (9) 1816728
undecimal (11) 633946
duodecimal (12) 40b715
tridecimal (13) 297209
tetradecimal (14) 1c605b
pentadecimal (15) 150cab

As an angle

1,015,361° = 2,820 × 360° + 161°
161° ≈ 2.81 rad
Compass bearing: SSE (south-southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓁨𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Chinese
一百零一萬五千三百六十一
Chinese (financial)
壹佰零壹萬伍仟參佰陸拾壹
In other modern scripts
Eastern Arabic ١٠١٥٣٦١ Devanagari १०१५३६१ Bengali ১০১৫৩৬১ Tamil ௧௦௧௫௩௬௧ Thai ๑๐๑๕๓๖๑ Tibetan ༡༠༡༥༣༦༡ Khmer ១០១៥៣៦១ Lao ໑໐໑໕໓໖໑ Burmese ၁၀၁၅၃၆၁

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: twin with 1015363.

Hex color
#0F7E41
RGB(15, 126, 65)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.126.65.

Address
0.15.126.65
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.126.65

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 1, 5361 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 5361-10-01 (MMDYYYY (US, single-digit day))
  • 5361-01-10 (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 1,015,361 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

  • Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
  • Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.