Base | Representation |
---|---|
bin | 11110100001001… |
… | …000111111001010 |
3 | 1022200102111111200 |
4 | 132201020333022 |
5 | 2022033112132 |
6 | 122450005030 |
7 | 15454651104 |
oct | 3641107712 |
9 | 1280374450 |
10 | 512004042 |
11 | 243016240 |
12 | 123576776 |
13 | 820c8b94 |
14 | 4bddc574 |
15 | 2ee39d7c |
hex | 1e848fca |
512004042 has 48 divisors (see below), whose sum is σ = 1226803968. Its totient is φ = 153023040.
The previous prime is 512004037. The next prime is 512004043. The reversal of 512004042 is 240400215.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (512004043) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3258 + ... + 32165.
It is an arithmetic number, because the mean of its divisors is an integer number (25558416).
Almost surely, 2512004042 is an apocalyptic number.
512004042 is an abundant number, since it is smaller than the sum of its proper divisors (714799926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
512004042 is a wasteful number, since it uses less digits than its factorization.
512004042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35515 (or 35512 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 18.
The square root of 512004042 is about 22627.5063142185. The cubic root of 512004042 is about 800.0021052028.
Adding to 512004042 its reverse (240400215), we get a palindrome (752404257).
The spelling of 512004042 in words is "five hundred twelve million, four thousand, forty-two".
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