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133,525

133,525 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.).

133,525 (one hundred thirty-three thousand five hundred twenty-five) is an odd 6-digit number. It is a composite number with 18 divisors, and factors as 5² × 7² × 109. Written other ways, in hexadecimal, 0x20995.

Cube-Free Deficient Number Odious Number Pernicious Number

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
19
Digit product
450
Digital root
1
Palindrome
No
Bit width
18 bits
Reversed
525,331
Square (n²)
17,828,925,625
Cube (n³)
2,380,607,294,078,125
Divisor count
18
σ(n) — sum of divisors
194,370
φ(n) — Euler's totient
90,720
Sum of prime factors
133

Primality

Prime factorization: 5 2 × 7 2 × 109

Nearest primes: 133,519 (−6) · 133,541 (+16)

Divisors & multiples

All divisors (18)
1 · 5 · 7 · 25 · 35 · 49 · 109 · 175 · 245 · 545 · 763 · 1225 · 2725 · 3815 · 5341 · 19075 · 26705 · 133525
Aliquot sum (sum of proper divisors): 60,845
Factor pairs (a × b = 133,525)
1 × 133525
5 × 26705
7 × 19075
25 × 5341
35 × 3815
49 × 2725
109 × 1225
175 × 763
245 × 545
First multiples
133,525 · 267,050 (double) · 400,575 · 534,100 · 667,625 · 801,150 · 934,675 · 1,068,200 · 1,201,725 · 1,335,250

Sums & aliquot sequence

As a sum of two squares: 105² + 350² = 126² + 343² = 217² + 294²
As consecutive integers: 66,762 + 66,763 26,703 + 26,704 + 26,705 + 26,706 + 26,707 19,072 + 19,073 + … + 19,078 13,348 + 13,349 + … + 13,357
Aliquot sequence: 133,525 60,845 14,131 1,101 371 61 1 0 — terminates at zero

Continued fraction of √n

√133,525 = [365; (2, 2, 3, 3, 23, 3, 1, 2, 5, 2, 14, 2, 5, 2, 1, 3, 23, 3, 3, 2, 2, 730)]

Period length 22 — the block in parentheses repeats forever.

Representations

In words
one hundred thirty-three thousand five hundred twenty-five
Ordinal
133525th
Binary
100000100110010101
Octal
404625
Hexadecimal
0x20995
Base64
AgmV
One's complement
4,294,833,770 (32-bit)
Scientific notation
1.33525 × 10⁵
As a duration
133,525 s = 1 day, 13 hours, 5 minutes, 25 seconds
In other bases
ternary (3) 20210011101
quaternary (4) 200212111
quinary (5) 13233100
senary (6) 2510101
septenary (7) 1064200
nonary (9) 223141
undecimal (11) 91357
duodecimal (12) 65331
tridecimal (13) 48a12
tetradecimal (14) 36937
pentadecimal (15) 2986a

As an angle

133,525° = 370 × 360° + 325°
325° ≈ 5.672 rad
Compass bearing: NW (northwest)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρλγφκεʹ
Mayan (base 20)
𝋰·𝋭·𝋰·𝋥
Chinese
一十三萬三千五百二十五
Chinese (financial)
壹拾參萬參仟伍佰貳拾伍
In other modern scripts
Eastern Arabic ١٣٣٥٢٥ Devanagari १३३५२५ Bengali ১৩৩৫২৫ Tamil ௧௩௩௫௨௫ Thai ๑๓๓๕๒๕ Tibetan ༡༣༣༥༢༥ Khmer ១៣៣៥២៥ Lao ໑໓໓໕໒໕ Burmese ၁၃၃၅၂၅

Also seen as

Unicode codepoint
𠦕
CJK Unified Ideograph-20995
U+20995
Other letter (Lo)

UTF-8 encoding: F0 A0 A6 95 (4 bytes).

Hex color
#020995
RGB(2, 9, 149)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.9.149.

Address
0.2.9.149
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.9.149

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

Possible US patent number

This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 133,525 and was likely granted around 1872.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Position in π

The digit sequence 133525 first appears in π at position 37,459 of the decimal expansion (the 37,459ordinal-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.

Related reading