150,420
150,420 is a composite number, even.
150,420 (one hundred fifty thousand four hundred twenty) is an even 6-digit number. It is a composite number with 48 divisors, and factors as 2² × 3 × 5 × 23 × 109. Its proper divisors sum to 293,100, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x24B94.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 12
- Digit product
- 0
- Digital root
- 3
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 24,051
- Square (n²)
- 22,626,176,400
- Cube (n³)
- 3,403,429,454,088,000
- Divisor count
- 48
- σ(n) — sum of divisors
- 443,520
- φ(n) — Euler's totient
- 38,016
- Sum of prime factors
- 144
Primality
Prime factorization: 2 2 × 3 × 5 × 23 × 109
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√150,420 = [387; (1, 5, 3, 1, 8, 2, 9, 4, 2, 15, 2, 1, 1, 1, 1, 47, 1, 6, 2, 2, 4, 1, 1, 2, …)]
Period length 50 — the block in parentheses repeats forever.
Representations
- In words
- one hundred fifty thousand four hundred twenty
- Ordinal
- 150420th
- Binary
- 100100101110010100
- Octal
- 445624
- Hexadecimal
- 0x24B94
- Base64
- AkuU
- One's complement
- 4,294,816,875 (32-bit)
- Scientific notation
- 1.5042 × 10⁵
- As a duration
- 150,420 s = 1 day, 17 hours, 47 minutes
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 ·
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓎆𓎆
- Greek (Milesian)
- ͵ρνυκʹ
- Mayan (base 20)
- 𝋲·𝋰·𝋡·𝋠
- Chinese
- 一十五萬零四百二十
- Chinese (financial)
- 壹拾伍萬零肆佰貳拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 150420, here are decompositions:
- 7 + 150413 = 150420
- 13 + 150407 = 150420
- 19 + 150401 = 150420
- 37 + 150383 = 150420
- 41 + 150379 = 150420
- 43 + 150377 = 150420
- 47 + 150373 = 150420
- 97 + 150323 = 150420
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A4 AE 94 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.75.148.
- Address
- 0.2.75.148
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.75.148
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 150,420 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 150420 first appears in π at position 971,230 of the decimal expansion (the 971,230ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.