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3,042

3,042 is a composite number, even.

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.).
Abundant Number Harshad / Niven Odious Number Pernicious Number Practical Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
4
Digit sum
9
Digit product
0
Digital root
9
Palindrome
No
Bit width
12 bits
Reversed
2,403
Recamán's sequence
a(1,523) = 3,042
Square (n²)
9,253,764
Cube (n³)
28,149,950,088
Divisor count
18
σ(n) — sum of divisors
7,137
φ(n) — Euler's totient
936
Sum of prime factors
34

Primality

Prime factorization: 2 × 3 2 × 13 2

Nearest primes: 3,041 (−1) · 3,049 (+7)

Divisors & multiples

All divisors (18)
1 · 2 · 3 · 6 · 9 · 13 · 18 · 26 · 39 · 78 · 117 · 169 · 234 · 338 · 507 · 1014 · 1521 (half) · 3042
Aliquot sum (sum of proper divisors): 4,095
Factor pairs (a × b = 3,042)
1 × 3042
2 × 1521
3 × 1014
6 × 507
9 × 338
13 × 234
18 × 169
26 × 117
39 × 78
First multiples
3,042 · 6,084 (double) · 9,126 · 12,168 · 15,210 · 18,252 · 21,294 · 24,336 · 27,378 · 30,420

Sums & aliquot sequence

As a sum of two squares: 21² + 51² = 39² + 39²
As consecutive integers: 1,013 + 1,014 + 1,015 759 + 760 + 761 + 762 334 + 335 + … + 342 248 + 249 + … + 259
Aliquot sequence: 3,042 4,095 4,641 3,423 1,825 469 75 49 8 7 1 0 — terminates at zero

Representations

In words
three thousand forty-two
Ordinal
3042nd
Roman numeral
MMMXLII
Binary
101111100010
Octal
5742
Hexadecimal
0xBE2
Base64
C+I=
One's complement
62,493 (16-bit)
In other bases
ternary (3) 11011200
quaternary (4) 233202
quinary (5) 44132
senary (6) 22030
septenary (7) 11604
nonary (9) 4150
undecimal (11) 2316
duodecimal (12) 1916
tridecimal (13) 1500
tetradecimal (14) 1174
pentadecimal (15) d7c

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓏺𓏺
Greek (Milesian)
͵γμβʹ
Mayan (base 20)
𝋧·𝋬·𝋢
Chinese
三千零四十二
Chinese (financial)
參仟零肆拾貳
In other modern scripts
Eastern Arabic ٣٠٤٢ Devanagari ३०४२ Bengali ৩০৪২ Tamil ௩௦௪௨ Thai ๓๐๔๒ Tibetan ༣༠༤༢ Khmer ៣០៤២ Lao ໓໐໔໒ Burmese ၃၀၄၂

Digit at this position in famous constants

π — Pi (π)
Digit 3,042 = 6
e — Euler's number (e)
Digit 3,042 = 3
φ — Golden ratio (φ)
Digit 3,042 = 3
√2 — Pythagoras's (√2)
Digit 3,042 = 4
ln 2 — Natural log of 2
Digit 3,042 = 8
γ — Euler-Mascheroni (γ)
Digit 3,042 = 1

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 3042, here are decompositions:

  • 5 + 3037 = 3042
  • 19 + 3023 = 3042
  • 23 + 3019 = 3042
  • 31 + 3011 = 3042
  • 41 + 3001 = 3042
  • 43 + 2999 = 3042
  • 71 + 2971 = 3042
  • 73 + 2969 = 3042

Showing the first eight; more decompositions exist.

Hex color
#000BE2
RGB(0, 11, 226)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.11.226.

Address
0.0.11.226
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.11.226

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

Position in π

The digit sequence 3042 first appears in π at position 20,820 of the decimal expansion (the 20,820ordinal-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.