Base | Representation |
---|---|
bin | 11110100001001… |
… | …010011110100000 |
3 | 1022200102210212200 |
4 | 132201022132200 |
5 | 2022033311034 |
6 | 122450053200 |
7 | 15455004642 |
oct | 3641123640 |
9 | 1280383780 |
10 | 512010144 |
11 | 24301a888 |
12 | 12357a200 |
13 | 820cb8a9 |
14 | 4c000892 |
15 | 2ee3ba99 |
hex | 1e84a7a0 |
512010144 has 72 divisors (see below), whose sum is σ = 1495412100. Its totient is φ = 166053888.
The previous prime is 512010113. The next prime is 512010193. The reversal of 512010144 is 441010215.
512010144 is a `hidden beast` number, since 512 + 0 + 10 + 144 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 511664400 + 345744 = 22620^2 + 588^2 .
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13369 + ... + 34680.
Almost surely, 2512010144 is an apocalyptic number.
It is an amenable number.
512010144 is an abundant number, since it is smaller than the sum of its proper divisors (983401956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
512010144 is a wasteful number, since it uses less digits than its factorization.
512010144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48102 (or 48091 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 18.
The square root of 512010144 is about 22627.6411497089. The cubic root of 512010144 is about 800.0052832984.
Adding to 512010144 its reverse (441010215), we get a palindrome (953020359).
The spelling of 512010144 in words is "five hundred twelve million, ten thousand, one hundred forty-four".
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