Live analysis
40,001
40,001 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.).
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 5
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 16 bits
- Reversed
- 10,004
- Square (n²)
- 1,600,080,001
- Cube (n³)
- 64,004,800,120,001
- Divisor count
- 8
- σ(n) — sum of divisors
- 45,864
- φ(n) — Euler's totient
- 34,560
- Sum of prime factors
- 211
Primality
Prime factorization: 13 × 17 × 181
Divisors & multiples
Aliquot sum (sum of proper divisors):
5,863
First multiples
40,001
·
80,002
(double)
·
120,003
·
160,004
·
200,005
·
240,006
·
280,007
·
320,008
·
360,009
·
400,010
Sums & aliquot sequence
As a sum of two squares:
1² + 200² = 20² + 199² = 76² + 185² = 95² + 176²
As consecutive integers:
20,000 + 20,001
3,071 + 3,072 + … + 3,083
2,345 + 2,346 + … + 2,361
1,526 + 1,527 + … + 1,551
Aliquot sequence:
40,001 → 5,863 → 1,193 → 1 → 0
— terminates at zero
Representations
- In words
- forty thousand one
- Ordinal
- 40001st
- Binary
- 1001110001000001
- Octal
- 116101
- Hexadecimal
- 0x9C41
- Base64
- nEE=
- One's complement
- 25,534 (16-bit)
In other bases
ternary (3)
2000212112
quaternary (4)
21301001
quinary (5)
2240001
senary (6)
505105
septenary (7)
224423
nonary (9)
60775
undecimal (11)
28065
duodecimal (12)
1b195
tridecimal (13)
15290
tetradecimal (14)
10813
pentadecimal (15)
bcbb
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒁹 𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓂍𓂍𓂍𓂍𓏺
- Greek (Milesian)
- ͵μαʹ
- Mayan (base 20)
- 𝋥·𝋠·𝋠·𝋡
- Chinese
- 四萬零一
- Chinese (financial)
- 肆萬零壹
In other modern scripts
Eastern Arabic
٤٠٠٠١
Devanagari
४०००१
Bengali
৪০০০১
Tamil
௪௦௦௦௧
Thai
๔๐๐๐๑
Tibetan
༤༠༠༠༡
Khmer
៤០០០១
Lao
໔໐໐໐໑
Burmese
၄၀၀၀၁
Digit at this position in famous constants
- π — Pi (π)
- Digit 40,001 = 1
- e — Euler's number (e)
- Digit 40,001 = 6
- φ — Golden ratio (φ)
- Digit 40,001 = 6
- √2 — Pythagoras's (√2)
- Digit 40,001 = 3
- ln 2 — Natural log of 2
- Digit 40,001 = 5
- γ — Euler-Mascheroni (γ)
- Digit 40,001 = 4
Also seen as
Unicode codepoint
鱁
CJK Unified Ideograph-9C41
U+9C41
Other letter (Lo)
UTF-8 encoding: E9 B1 81 (3 bytes).
Hex color
#009C41
RGB(0, 156, 65)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.156.65.
- Address
- 0.0.156.65
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.156.65
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Position in π
The digit sequence 40001 first appears in π at position 39,087 of the decimal expansion (the 39,087ordinal-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.