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42,525

42,525 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.).
Abundant Number Evil Number Gapful Number Semiperfect Number

Properties

Parity
Odd
Digit count
5
Digit sum
18
Digit product
400
Digital root
9
Palindrome
No
Bit width
16 bits
Reversed
52,524
Square (n²)
1,808,375,625
Cube (n³)
76,901,173,453,125
Divisor count
36
σ(n) — sum of divisors
90,272
φ(n) — Euler's totient
19,440
Sum of prime factors
32

Primality

Prime factorization: 3 5 × 5 2 × 7

Nearest primes: 42,509 (−16) · 42,533 (+8)

Divisors & multiples

All divisors (36)
1 · 3 · 5 · 7 · 9 · 15 · 21 · 25 · 27 · 35 · 45 · 63 · 75 · 81 · 105 · 135 · 175 · 189 · 225 · 243 · 315 · 405 · 525 · 567 · 675 · 945 · 1215 · 1575 · 1701 · 2025 · 2835 · 4725 · 6075 · 8505 · 14175 · 42525
Aliquot sum (sum of proper divisors): 47,747
Factor pairs (a × b = 42,525)
1 × 42525
3 × 14175
5 × 8505
7 × 6075
9 × 4725
15 × 2835
21 × 2025
25 × 1701
27 × 1575
35 × 1215
45 × 945
63 × 675
75 × 567
81 × 525
105 × 405
135 × 315
175 × 243
189 × 225
First multiples
42,525 · 85,050 (double) · 127,575 · 170,100 · 212,625 · 255,150 · 297,675 · 340,200 · 382,725 · 425,250

Sums & aliquot sequence

As consecutive integers: 21,262 + 21,263 14,174 + 14,175 + 14,176 8,503 + 8,504 + 8,505 + 8,506 + 8,507 7,085 + 7,086 + 7,087 + 7,088 + 7,089 + 7,090
Aliquot sequence: 42,525 47,747 9,853 227 1 0 — terminates at zero

Representations

In words
forty-two thousand five hundred twenty-five
Ordinal
42525th
Binary
1010011000011101
Octal
123035
Hexadecimal
0xA61D
Base64
ph0=
One's complement
23,010 (16-bit)
In other bases
ternary (3) 2011100000
quaternary (4) 22120131
quinary (5) 2330100
senary (6) 524513
septenary (7) 234660
nonary (9) 64300
undecimal (11) 29a4a
duodecimal (12) 20739
tridecimal (13) 16482
tetradecimal (14) 116d7
pentadecimal (15) c900

Historical numeral systems

Babylonian (base 60)
𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵μβφκεʹ
Mayan (base 20)
𝋥·𝋦·𝋦·𝋥
Chinese
四萬二千五百二十五
Chinese (financial)
肆萬貳仟伍佰貳拾伍
In other modern scripts
Eastern Arabic ٤٢٥٢٥ Devanagari ४२५२५ Bengali ৪২৫২৫ Tamil ௪௨௫௨௫ Thai ๔๒๕๒๕ Tibetan ༤༢༥༢༥ Khmer ៤២៥២៥ Lao ໔໒໕໒໕ Burmese ၄၂၅၂၅

Digit at this position in famous constants

π — Pi (π)
Digit 42,525 = 1
e — Euler's number (e)
Digit 42,525 = 0
φ — Golden ratio (φ)
Digit 42,525 = 5
√2 — Pythagoras's (√2)
Digit 42,525 = 0
ln 2 — Natural log of 2
Digit 42,525 = 8
γ — Euler-Mascheroni (γ)
Digit 42,525 = 2

Also seen as

Unicode codepoint
Vai Symbol Tong
U+A61D
Other letter (Lo)

UTF-8 encoding: EA 98 9D (3 bytes).

Hex color
#00A61D
RGB(0, 166, 29)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.166.29.

Address
0.0.166.29
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.166.29

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

Position in π

The digit sequence 42525 first appears in π at position 41,411 of the decimal expansion (the 41,411ordinal-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.