Number 400

Representations of 400
Greek numeral
υ
Sanskrit numeral
४००
Arabic numeral
٤٠٠
Roman numeral
CD
Maya numeral
●
ↂ
ↂ
Chinese numeral
四百
Hebrew numeral
ת
400 in different numeral systems
Binary
110010000
Base-3
112211
Base-4
12100
Base-5
3100
Base-6
1504
Base-7
1111
Base-8
620
Duodecimal
294
Hex
190
Vigesimal
100
Base-24
gg
Base-36
b4
Negabinary
11010010000
Factorization
Prime factors
2, 5
Divisors
1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400
Sum of divisors other than 400
561
Product of prime factors
400 = 2 x 2 x 2 x 2 x 5 x 5
Characteristics
Square Perfect Power Difference of 2 squares Harshad Even Composite Abundant
Related primes
Number 400 prime
2741
Prime number before 400
397
Prime number after 400
401