Base | Representation |
---|---|
bin | 100101011101010… |
… | …110001011101110 |
3 | 1121210112120101001 |
4 | 211131112023232 |
5 | 2241340400110 |
6 | 142205510514 |
7 | 21400510555 |
oct | 4535261356 |
9 | 1553476331 |
10 | 628450030 |
11 | 2a281a89a |
12 | 15657243a |
13 | a027a230 |
14 | 5d670d9c |
15 | 3a28c63a |
hex | 257562ee |
628450030 has 16 divisors (see below), whose sum is σ = 1218226464. Its totient is φ = 232043040.
The previous prime is 628450027. The next prime is 628450063. The reversal of 628450030 is 30054826.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2416986 + ... + 2417245.
It is an arithmetic number, because the mean of its divisors is an integer number (76139154).
Almost surely, 2628450030 is an apocalyptic number.
628450030 is a deficient number, since it is larger than the sum of its proper divisors (589776434).
628450030 is a wasteful number, since it uses less digits than its factorization.
628450030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4834251.
The product of its (nonzero) digits is 5760, while the sum is 28.
The square root of 628450030 is about 25068.9056402548. The cubic root of 628450030 is about 856.5582790361.
The spelling of 628450030 in words is "six hundred twenty-eight million, four hundred fifty thousand, thirty".
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