Base | Representation |
---|---|
bin | 10010001010010… |
… | …011011100100100 |
3 | 210020022220110010 |
4 | 102022103130210 |
5 | 1111000102410 |
6 | 50122330220 |
7 | 10356554616 |
oct | 2212233444 |
9 | 706286403 |
10 | 304690980 |
11 | 146a98930 |
12 | 86059970 |
13 | 4b181029 |
14 | 2c674db6 |
15 | 1bb38c20 |
hex | 12293724 |
304690980 has 48 divisors (see below), whose sum is σ = 930694464. Its totient is φ = 73864320.
The previous prime is 304690979. The next prime is 304691027. The reversal of 304690980 is 89096403.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230167 + ... + 231486.
It is an arithmetic number, because the mean of its divisors is an integer number (19389468).
Almost surely, 2304690980 is an apocalyptic number.
304690980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
304690980 is an abundant number, since it is smaller than the sum of its proper divisors (626003484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
304690980 is a wasteful number, since it uses less digits than its factorization.
304690980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 461676 (or 461674 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 39.
The square root of 304690980 is about 17455.3997376170. The cubic root of 304690980 is about 672.9041383582.
The spelling of 304690980 in words is "three hundred four million, six hundred ninety thousand, nine hundred eighty".
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