Base | Representation |
---|---|
bin | 1011010110100101110… |
… | …00111001010001000000 |
3 | 1101021212201002122221121 |
4 | 11223102320321101000 |
5 | 22342343301432444 |
6 | 455111435202024 |
7 | 40116450243400 |
oct | 5532270712100 |
9 | 1337781078847 |
10 | 390085186624 |
11 | 140485a11361 |
12 | 637268a6314 |
13 | 2aa284a8c73 |
14 | 14c47496800 |
15 | a231266084 |
hex | 5ad2e39440 |
390085186624 has 189 divisors, whose sum is σ = 951963370263. Its totient is φ = 158110638336.
The previous prime is 390085186619. The next prime is 390085186691. The reversal of 390085186624 is 426681580093.
The square root of 390085186624 is 624568.
It is a perfect power (a square), and thus also a powerful 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 26 ways as a sum of consecutive naturals, for example, 664540059 + ... + 664540645.
Almost surely, 2390085186624 is an apocalyptic number.
390085186624 is the 624568-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 390085186624
390085186624 is an abundant number, since it is smaller than the sum of its proper divisors (561878183639).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
390085186624 is an frugal number, since it uses more digits than its factorization.
390085186624 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1238 (or 615 counting only the distinct ones).
The product of its (nonzero) digits is 2488320, while the sum is 52.
The spelling of 390085186624 in words is "three hundred ninety billion, eighty-five million, one hundred eighty-six thousand, six hundred twenty-four".
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