146,872
146,872 is a composite number, even.
146,872 (one hundred forty-six thousand eight hundred seventy-two) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2³ × 11 × 1,669. Its proper divisors sum to 153,728, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x23DB8.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 28
- Digit product
- 2,688
- Digital root
- 1
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 278,641
- Recamán's sequence
- a(214,672) = 146,872
- Square (n²)
- 21,571,384,384
- Cube (n³)
- 3,168,232,367,246,848
- Divisor count
- 16
- σ(n) — sum of divisors
- 300,600
- φ(n) — Euler's totient
- 66,720
- Sum of prime factors
- 1,686
Primality
Prime factorization: 2 3 × 11 × 1669
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√146,872 = [383; (4, 5, 2, 1, 9, 63, 1, 3, 2, 1, 8, 8, 2, 84, 1, 2, 3, 1, 5, 1, 5, 5, 2, 6, …)]
Representations
- In words
- one hundred forty-six thousand eight hundred seventy-two
- Ordinal
- 146872nd
- Binary
- 100011110110111000
- Octal
- 436670
- Hexadecimal
- 0x23DB8
- Base64
- Aj24
- One's complement
- 4,294,820,423 (32-bit)
- Scientific notation
- 1.46872 × 10⁵
- As a duration
- 146,872 s = 1 day, 16 hours, 47 minutes, 52 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρμϛωοβʹ
- Mayan (base 20)
- 𝋲·𝋧·𝋣·𝋬
- Chinese
- 一十四萬六千八百七十二
- Chinese (financial)
- 壹拾肆萬陸仟捌佰柒拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 146872, here are decompositions:
- 23 + 146849 = 146872
- 29 + 146843 = 146872
- 53 + 146819 = 146872
- 71 + 146801 = 146872
- 191 + 146681 = 146872
- 233 + 146639 = 146872
- 263 + 146609 = 146872
- 269 + 146603 = 146872
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A3 B6 B8 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.61.184.
- Address
- 0.2.61.184
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.61.184
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 146,872 and was likely granted around 1873.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 146872 first appears in π at position 354,864 of the decimal expansion (the 354,864ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.