Base | Representation |
---|---|
bin | 11101011010111… |
… | …100101000110100 |
3 | 1021101210122112200 |
4 | 131122330220310 |
5 | 2002330302010 |
6 | 120551344500 |
7 | 15142362624 |
oct | 3532745064 |
9 | 1241718480 |
10 | 493603380 |
11 | 233698586 |
12 | 119382130 |
13 | 7b35570a |
14 | 497ac884 |
15 | 2d502cc0 |
hex | 1d6bca34 |
493603380 has 36 divisors (see below), whose sum is σ = 1497264132. Its totient is φ = 131627520.
The previous prime is 493603379. The next prime is 493603393. The reversal of 493603380 is 83306394.
493603380 is a `hidden beast` number, since 49 + 3 + 603 + 3 + 8 + 0 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 223921296 + 269682084 = 14964^2 + 16422^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1370941 + ... + 1371300.
Almost surely, 2493603380 is an apocalyptic number.
It is an amenable number.
493603380 is an abundant number, since it is smaller than the sum of its proper divisors (1003660752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
493603380 is a wasteful number, since it uses less digits than its factorization.
493603380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2742256 (or 2742251 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 36.
The square root of 493603380 is about 22217.1865905654. The cubic root of 493603380 is about 790.3013217908.
The spelling of 493603380 in words is "four hundred ninety-three million, six hundred three thousand, three hundred eighty".
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