Base | Representation |
---|---|
bin | 1011001010010110010… |
… | …00011001000110001010 |
3 | 1100122220122120200022210 |
4 | 11211023020121012022 |
5 | 22240413210033430 |
6 | 452103325325550 |
7 | 36464541101364 |
oct | 5451310310612 |
9 | 1318818520283 |
10 | 383512580490 |
11 | 138712943066 |
12 | 623b17068b6 |
13 | 2a21b8b6300 |
14 | 147c25d1d34 |
15 | 9e992222b0 |
hex | 594b21918a |
383512580490 has 48 divisors (see below), whose sum is σ = 996678861408. Its totient is φ = 94403095488.
The previous prime is 383512580461. The next prime is 383512580497. The reversal of 383512580490 is 94085215383.
It is not an unprimeable number, because it can be changed into a prime (383512580497) 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, 37816684 + ... + 37826823.
It is an arithmetic number, because the mean of its divisors is an integer number (20764142946).
Almost surely, 2383512580490 is an apocalyptic number.
383512580490 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
383512580490 is an abundant number, since it is smaller than the sum of its proper divisors (613166280918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
383512580490 is a wasteful number, since it uses less digits than its factorization.
383512580490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75643543 (or 75643530 counting only the distinct ones).
The product of its (nonzero) digits is 1036800, while the sum is 48.
The spelling of 383512580490 in words is "three hundred eighty-three billion, five hundred twelve million, five hundred eighty thousand, four hundred ninety".
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