4,420
4,420 is a composite number, even.
Properties
Primality
Prime factorization: 2 2 × 5 × 13 × 17
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- four thousand four hundred twenty
- Ordinal
- 4420th
- Binary
- 1000101000100
- Octal
- 10504
- Hexadecimal
- 0x1144
- Base64
- EUQ=
- One's complement
- 61,115 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒁹 𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆
- Greek (Milesian)
- ͵δυκʹ
- Mayan (base 20)
- 𝋫·𝋡·𝋠
- Chinese
- 四千四百二十
- Chinese (financial)
- 肆仟肆佰貳拾
Digit at this position in famous constants
- π — Pi (π)
- Digit 4,420 = 7
- e — Euler's number (e)
- Digit 4,420 = 1
- φ — Golden ratio (φ)
- Digit 4,420 = 9
- √2 — Pythagoras's (√2)
- Digit 4,420 = 4
- ln 2 — Natural log of 2
- Digit 4,420 = 0
- γ — Euler-Mascheroni (γ)
- Digit 4,420 = 8
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 4420, here are decompositions:
- 11 + 4409 = 4420
- 23 + 4397 = 4420
- 29 + 4391 = 4420
- 47 + 4373 = 4420
- 71 + 4349 = 4420
- 83 + 4337 = 4420
- 131 + 4289 = 4420
- 137 + 4283 = 4420
Showing the first eight; more decompositions exist.
UTF-8 encoding: E1 85 84 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.17.68.
- Address
- 0.0.17.68
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.17.68
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This passes the ABA routing number checksum and matches the Federal Reserve numbering scheme.
Banks operate many routing numbers per state and division; an unmatched checksum-valid number can still be a real RTN at a smaller institution.
The digit sequence 4420 first appears in π at position 30,625 of the decimal expansion (the 30,625ordinal-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.