Live analysis
42,421
42,421 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
- 13
- Digit product
- 64
- Digital root
- 4
- Palindrome
- No
- Bit width
- 16 bits
- Reversed
- 12,424
- Recamán's sequence
- a(150,781) = 42,421
- Square (n²)
- 1,799,541,241
- Cube (n³)
- 76,338,338,984,461
- Divisor count
- 4
- σ(n) — sum of divisors
- 43,200
- φ(n) — Euler's totient
- 41,644
- Sum of prime factors
- 778
Primality
Prime factorization: 59 × 719
Divisors & multiples
Aliquot sum (sum of proper divisors):
779
First multiples
42,421
·
84,842
(double)
·
127,263
·
169,684
·
212,105
·
254,526
·
296,947
·
339,368
·
381,789
·
424,210
Sums & aliquot sequence
As consecutive integers:
21,210 + 21,211
690 + 691 + … + 748
301 + 302 + … + 418
Aliquot sequence:
42,421 → 779 → 61 → 1 → 0
— terminates at zero
Representations
- In words
- forty-two thousand four hundred twenty-one
- Ordinal
- 42421st
- Binary
- 1010010110110101
- Octal
- 122665
- Hexadecimal
- 0xA5B5
- Base64
- pbU=
- One's complement
- 23,114 (16-bit)
In other bases
ternary (3)
2011012011
quaternary (4)
22112311
quinary (5)
2324141
senary (6)
524221
septenary (7)
234451
nonary (9)
64164
undecimal (11)
29965
duodecimal (12)
20671
tridecimal (13)
16402
tetradecimal (14)
11661
pentadecimal (15)
c881
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
- Egyptian hieroglyphic
- 𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺
- Greek (Milesian)
- ͵μβυκαʹ
- Mayan (base 20)
- 𝋥·𝋦·𝋡·𝋡
- Chinese
- 四萬二千四百二十一
- Chinese (financial)
- 肆萬貳仟肆佰貳拾壹
In other modern scripts
Eastern Arabic
٤٢٤٢١
Devanagari
४२४२१
Bengali
৪২৪২১
Tamil
௪௨௪௨௧
Thai
๔๒๔๒๑
Tibetan
༤༢༤༢༡
Khmer
៤២៤២១
Lao
໔໒໔໒໑
Burmese
၄၂၄၂၁
Digit at this position in famous constants
- π — Pi (π)
- Digit 42,421 = 6
- e — Euler's number (e)
- Digit 42,421 = 4
- φ — Golden ratio (φ)
- Digit 42,421 = 3
- √2 — Pythagoras's (√2)
- Digit 42,421 = 2
- ln 2 — Natural log of 2
- Digit 42,421 = 9
- γ — Euler-Mascheroni (γ)
- Digit 42,421 = 4
Also seen as
Unicode codepoint
ꖵ
Vai Syllable Nggu
U+A5B5
Other letter (Lo)
UTF-8 encoding: EA 96 B5 (3 bytes).
Hex color
#00A5B5
RGB(0, 165, 181)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.165.181.
- Address
- 0.0.165.181
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.165.181
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Position in π
The digit sequence 42421 first appears in π at position 41,170 of the decimal expansion (the 41,170ordinal-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.