Base | Representation |
---|---|
bin | 10010001001100… |
… | …011011110010000 |
3 | 210012221220220100 |
4 | 102021203132100 |
5 | 1110422310410 |
6 | 50114212400 |
7 | 10355106003 |
oct | 2211433620 |
9 | 705856810 |
10 | 304494480 |
11 | 146974234 |
12 | 85b84100 |
13 | 4b112764 |
14 | 2c62353a |
15 | 1baea8c0 |
hex | 12263790 |
304494480 has 120 divisors (see below), whose sum is σ = 1082790072. Its totient is φ = 76419072.
The previous prime is 304494479. The next prime is 304494503. The reversal of 304494480 is 84494403.
It can be written as a sum of positive squares in 4 ways, for example, as 2985984 + 301508496 = 1728^2 + 17364^2 .
It is a tau number, because it is divible by the number of its divisors (120).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199 + ... + 24678.
Almost surely, 2304494480 is an apocalyptic number.
304494480 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 304494480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (541395036).
304494480 is an abundant number, since it is smaller than the sum of its proper divisors (778295592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
304494480 is a wasteful number, since it uses less digits than its factorization.
304494480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24913 (or 24904 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 36.
The square root of 304494480 is about 17449.7701990599. The cubic root of 304494480 is about 672.7594517666.
The spelling of 304494480 in words is "three hundred four million, four hundred ninety-four thousand, four hundred eighty".
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