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1,002,101

1,002,101 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.).

1,002,101 (one million two thousand one hundred one) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF4A75.

Arithmetic Number Chen Prime Cube-Free Deficient Number Evil Number Happy Number Prime Pythagorean Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
5
Digit product
0
Digital root
5
Palindrome
No
Bit width
20 bits
Reversed
1,012,001
Square (n²)
1,004,206,414,201
Cube (n³)
1,006,316,251,877,236,301
Divisor count
2
σ(n) — sum of divisors
1,002,102
φ(n) — Euler's totient
1,002,100

Primality

1,002,101 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1002101
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,002,101)
1 × 1002101
First multiples
1,002,101 · 2,004,202 (double) · 3,006,303 · 4,008,404 · 5,010,505 · 6,012,606 · 7,014,707 · 8,016,808 · 9,018,909 · 10,021,010

Sums & aliquot sequence

As a sum of two squares: 10² + 1,001²
As consecutive integers: 501,050 + 501,051

Continued fraction of √n

√1,002,101 = [1001; (20, 48, 1, 3, 1, 1, 2, 1, 1, 2, 2, 1, 2, 1, 1, 1, 8, 2, 2, 1, 6, 13, 2, 1, …)]

Representations

In words
one million two thousand one hundred one
Ordinal
1002101st
Binary
11110100101001110101
Octal
3645165
Hexadecimal
0xF4A75
Base64
D0p1
One's complement
4,293,965,194 (32-bit)
Scientific notation
1.002101 × 10⁶
As a duration
1,002,101 s = 11 days, 14 hours, 21 minutes, 41 seconds
In other bases
ternary (3) 1212220121212
quaternary (4) 3310221311
quinary (5) 224031401
senary (6) 33251205
septenary (7) 11342402
nonary (9) 1786555
undecimal (11) 624991
duodecimal (12) 403b05
tridecimal (13) 291179
tetradecimal (14) 1c12a9
pentadecimal (15) 14bdbb

As an angle

1,002,101° = 2,783 × 360° + 221°
221° ≈ 3.857 rad
Compass bearing: SW (southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓁨𓆼𓆼𓍢𓏺
Chinese
一百萬二千一百零一
Chinese (financial)
壹佰萬貳仟壹佰零壹
In other modern scripts
Eastern Arabic ١٠٠٢١٠١ Devanagari १००२१०१ Bengali ১০০২১০১ Tamil ௧௦௦௨௧௦௧ Thai ๑๐๐๒๑๐๑ Tibetan ༡༠༠༢༡༠༡ Khmer ១០០២១០១ Lao ໑໐໐໒໑໐໑ Burmese ၁၀၀၂၁၀၁

Also seen as

Prime neighborhood

Adjacent primes:

Hex color
#0F4A75
RGB(15, 74, 117)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.74.117.

Address
0.15.74.117
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.74.117

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 1,002,101 and was likely granted around 1911.

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

Position in π

The digit sequence 1002101 first appears in π at position 280,135 of the decimal expansion (the 280,135ordinal-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

  • 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.