Base | Representation |
---|---|
bin | 11110100100111… |
… | …000011100111010 |
3 | 1022202021022222101 |
4 | 132210320130322 |
5 | 2022311004030 |
6 | 122523014014 |
7 | 15466204525 |
oct | 3644703472 |
9 | 1282238871 |
10 | 512984890 |
11 | 243626160 |
12 | 12396a30a |
13 | 82380472 |
14 | 4c1b5bbc |
15 | 300807ca |
hex | 1e93873a |
512984890 has 16 divisors (see below), whose sum is σ = 1007316000. Its totient is φ = 186539920.
The previous prime is 512984873. The next prime is 512984957. The reversal of 512984890 is 98489215.
It is a self number, because there is not a number n which added to its sum of digits gives 512984890.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2331640 + ... + 2331859.
It is an arithmetic number, because the mean of its divisors is an integer number (62957250).
Almost surely, 2512984890 is an apocalyptic number.
512984890 is a deficient number, since it is larger than the sum of its proper divisors (494331110).
512984890 is a wasteful number, since it uses less digits than its factorization.
512984890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4663517.
The product of its (nonzero) digits is 207360, while the sum is 46.
The square root of 512984890 is about 22649.1697419574. The cubic root of 512984890 is about 800.5126349782.
The spelling of 512984890 in words is "five hundred twelve million, nine hundred eighty-four thousand, eight hundred ninety".
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