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1,050,525

1,050,525 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.).

1,050,525 (one million fifty thousand five hundred twenty-five) is an odd 7-digit number. It is a composite number with 72 divisors, and factors as 3² × 5² × 7 × 23 × 29. Its proper divisors sum to 1,270,755, more than the number itself, making it an abundant number. It is the 1,449th triangular number. Written other ways, in hexadecimal, 0x10079D.

Abundant Number Arithmetic Number Cube-Free Gapful Number Hexagonal Odious Number Triangular Weird Number

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
18
Digit product
0
Digital root
9
Palindrome
No
Bit width
21 bits
Reversed
5,250,501
Square (n²)
1,103,602,775,625
Cube (n³)
1,159,362,305,863,453,125
Divisor count
72
σ(n) — sum of divisors
2,321,280
φ(n) — Euler's totient
443,520
Sum of prime factors
75

Primality

Prime factorization: 3 2 × 5 2 × 7 × 23 × 29

Nearest primes: 1,050,523 (−2) · 1,050,563 (+38)

Divisors & multiples

All divisors (72)
1 · 3 · 5 · 7 · 9 · 15 · 21 · 23 · 25 · 29 · 35 · 45 · 63 · 69 · 75 · 87 · 105 · 115 · 145 · 161 · 175 · 203 · 207 · 225 · 261 · 315 · 345 · 435 · 483 · 525 · 575 · 609 · 667 · 725 · 805 · 1015 · 1035 · 1305 · 1449 · 1575 · 1725 · 1827 · 2001 · 2175 · 2415 · 3045 · 3335 · 4025 · 4669 · 5075 · 5175 · 6003 · 6525 · 7245 · 9135 · 10005 · 12075 · 14007 · 15225 · 16675 · 23345 · 30015 · 36225 · 42021 · 45675 · 50025 · 70035 · 116725 · 150075 · 210105 · 350175 · 1050525
Aliquot sum (sum of proper divisors): 1,270,755
Factor pairs (a × b = 1,050,525)
1 × 1050525
3 × 350175
5 × 210105
7 × 150075
9 × 116725
15 × 70035
21 × 50025
23 × 45675
25 × 42021
29 × 36225
35 × 30015
45 × 23345
63 × 16675
69 × 15225
75 × 14007
87 × 12075
105 × 10005
115 × 9135
145 × 7245
161 × 6525
175 × 6003
203 × 5175
207 × 5075
225 × 4669
261 × 4025
315 × 3335
345 × 3045
435 × 2415
483 × 2175
525 × 2001
575 × 1827
609 × 1725
667 × 1575
725 × 1449
805 × 1305
1015 × 1035
First multiples
1,050,525 · 2,101,050 (double) · 3,151,575 · 4,202,100 · 5,252,625 · 6,303,150 · 7,353,675 · 8,404,200 · 9,454,725 · 10,505,250

Sums & aliquot sequence

As consecutive integers: 525,262 + 525,263 350,174 + 350,175 + 350,176 210,103 + 210,104 + 210,105 + 210,106 + 210,107 175,085 + 175,086 + 175,087 + 175,088 + 175,089 + 175,090
Aliquot sequence: 1,050,525 1,270,755 988,605 784,287 538,593 287,007 158,433 72,063 41,697 20,547 9,933 6,963 3,213 2,547 1,145 235 53 — unresolved within range

Continued fraction of √n

√1,050,525 = [1024; (1, 19, 2, 511, 1, 80, 1, 511, 2, 19, 1, 2048)]

Period length 12 — the block in parentheses repeats forever.

Representations

In words
one million fifty thousand five hundred twenty-five
Ordinal
1050525th
Binary
100000000011110011101
Octal
4003635
Hexadecimal
0x10079D
Base64
EAed
One's complement
4,293,916,770 (32-bit)
Scientific notation
1.050525 × 10⁶
As a duration
1,050,525 s = 12 days, 3 hours, 48 minutes, 45 seconds
In other bases
ternary (3) 1222101001100
quaternary (4) 10000132131
quinary (5) 232104100
senary (6) 34303313
septenary (7) 11633520
nonary (9) 1871040
undecimal (11) 658303
duodecimal (12) 427b39
tridecimal (13) 2aa218
tetradecimal (14) 1d4bb7
pentadecimal (15) 15b400

As an angle

1,050,525° = 2,918 × 360° + 45°
45° ≈ 0.785 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Chinese
一百零五萬零五百二十五
Chinese (financial)
壹佰零伍萬零伍佰貳拾伍
In other modern scripts
Eastern Arabic ١٠٥٠٥٢٥ Devanagari १०५०५२५ Bengali ১০৫০৫২৫ Tamil ௧௦௫௦௫௨௫ Thai ๑๐๕๐๕๒๕ Tibetan ༡༠༥༠༥༢༥ Khmer ១០៥០៥២៥ Lao ໑໐໕໐໕໒໕ Burmese ၁၀၅၀၅၂၅

Also seen as

Hex color
#10079D
RGB(16, 7, 157)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.7.157.

Address
0.16.7.157
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.7.157

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

Possible date

Could be parsed as a date. Most likely interpretation: Friday, January 5, 0525 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 0525-05-01 (DMMYYYY (Euro, single-digit day))
  • 0525-10-05 (MMDYYYY (US, single-digit day))
  • 0525-05-10 (DDMYYYY (Euro, single-digit month))
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 1,050,525 and was likely granted around 1912.

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

Related reading

  • Triangular numbers — 1, 3, 6, 10, 15 … the counting numbers stacked into triangles, and Gauss's famous shortcut for summing them.
  • Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.