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52,440

52,440 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 Arithmetic Number Evil Number Harshad / Niven Practical Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
5
Digit sum
15
Digit product
0
Digital root
6
Palindrome
No
Bit width
16 bits
Reversed
4,425
Recamán's sequence
a(143,579) = 52,440
Square (n²)
2,749,953,600
Cube (n³)
144,207,566,784,000
Divisor count
64
σ(n) — sum of divisors
172,800
φ(n) — Euler's totient
12,672
Sum of prime factors
56

Primality

Prime factorization: 2 3 × 3 × 5 × 19 × 23

Nearest primes: 52,433 (−7) · 52,453 (+13)

Divisors & multiples

All divisors (64)
1 · 2 · 3 · 4 · 5 · 6 · 8 · 10 · 12 · 15 · 19 · 20 · 23 · 24 · 30 · 38 · 40 · 46 · 57 · 60 · 69 · 76 · 92 · 95 · 114 · 115 · 120 · 138 · 152 · 184 · 190 · 228 · 230 · 276 · 285 · 345 · 380 · 437 · 456 · 460 · 552 · 570 · 690 · 760 · 874 · 920 · 1140 · 1311 · 1380 · 1748 · 2185 · 2280 · 2622 · 2760 · 3496 · 4370 · 5244 · 6555 · 8740 · 10488 · 13110 · 17480 · 26220 (half) · 52440
Aliquot sum (sum of proper divisors): 120,360
Factor pairs (a × b = 52,440)
1 × 52440
2 × 26220
3 × 17480
4 × 13110
5 × 10488
6 × 8740
8 × 6555
10 × 5244
12 × 4370
15 × 3496
19 × 2760
20 × 2622
23 × 2280
24 × 2185
30 × 1748
38 × 1380
40 × 1311
46 × 1140
57 × 920
60 × 874
69 × 760
76 × 690
92 × 570
95 × 552
114 × 460
115 × 456
120 × 437
138 × 380
152 × 345
184 × 285
190 × 276
228 × 230
First multiples
52,440 · 104,880 (double) · 157,320 · 209,760 · 262,200 · 314,640 · 367,080 · 419,520 · 471,960 · 524,400

Sums & aliquot sequence

As consecutive integers: 17,479 + 17,480 + 17,481 10,486 + 10,487 + 10,488 + 10,489 + 10,490 3,489 + 3,490 + … + 3,503 3,270 + 3,271 + … + 3,285
Aliquot sequence: 52,440 120,360 268,440 537,240 1,282,200 2,694,480 5,816,880 14,226,480 33,553,200 73,932,728 73,714,072 73,435,928 64,256,452 56,842,344 118,952,856 232,501,104 519,379,344 — unresolved within range

Representations

In words
fifty-two thousand four hundred forty
Ordinal
52440th
Binary
1100110011011000
Octal
146330
Hexadecimal
0xCCD8
Base64
zNg=
One's complement
13,095 (16-bit)
In other bases
ternary (3) 2122221020
quaternary (4) 30303120
quinary (5) 3134230
senary (6) 1042440
septenary (7) 305613
nonary (9) 78836
undecimal (11) 36443
duodecimal (12) 26420
tridecimal (13) 1ab3b
tetradecimal (14) 1517a
pentadecimal (15) 10810

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 ·
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆
Greek (Milesian)
͵νβυμʹ
Mayan (base 20)
𝋦·𝋫·𝋢·𝋠
Chinese
五萬二千四百四十
Chinese (financial)
伍萬貳仟肆佰肆拾
In other modern scripts
Eastern Arabic ٥٢٤٤٠ Devanagari ५२४४० Bengali ৫২৪৪০ Tamil ௫௨௪௪௦ Thai ๕๒๔๔๐ Tibetan ༥༢༤༤༠ Khmer ៥២៤៤០ Lao ໕໒໔໔໐ Burmese ၅၂၄၄၀

Digit at this position in famous constants

π — Pi (π)
Digit 52,440 = 5
e — Euler's number (e)
Digit 52,440 = 2
φ — Golden ratio (φ)
Digit 52,440 = 8
√2 — Pythagoras's (√2)
Digit 52,440 = 7
ln 2 — Natural log of 2
Digit 52,440 = 3
γ — Euler-Mascheroni (γ)
Digit 52,440 = 0

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 52440, here are decompositions:

  • 7 + 52433 = 52440
  • 53 + 52387 = 52440
  • 61 + 52379 = 52440
  • 71 + 52369 = 52440
  • 79 + 52361 = 52440
  • 127 + 52313 = 52440
  • 139 + 52301 = 52440
  • 149 + 52291 = 52440

Showing the first eight; more decompositions exist.

Unicode codepoint
Hangul Syllable Cyeol
U+CCD8
Other letter (Lo)

UTF-8 encoding: EC B3 98 (3 bytes).

Hex color
#00CCD8
RGB(0, 204, 216)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.204.216.

Address
0.0.204.216
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.204.216

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

Position in π

The digit sequence 52440 first appears in π at position 168,314 of the decimal expansion (the 168,314ordinal-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.