Base | Representation |
---|---|
bin | 1011000001000000001… |
… | …00110100011101101100 |
3 | 1100011221222121012121200 |
4 | 11200200010310131230 |
5 | 22200124241201203 |
6 | 445513414525500 |
7 | 36226315411422 |
oct | 5404004643554 |
9 | 1304858535550 |
10 | 378495256428 |
11 | 136578783253 |
12 | 61431366890 |
13 | 298cc2a02c3 |
14 | 14468101112 |
15 | 9ca39e79a3 |
hex | 582013476c |
378495256428 has 36 divisors (see below), whose sum is σ = 959828299248. Its totient is φ = 125759406240.
The previous prime is 378495256423. The next prime is 378495256429. The reversal of 378495256428 is 824652594873.
378495256428 is a `hidden beast` number, since 3 + 7 + 8 + 49 + 5 + 2 + 564 + 28 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is not an unprimeable number, because it can be changed into a prime (378495256421) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16891951 + ... + 16914342.
Almost surely, 2378495256428 is an apocalyptic number.
It is an amenable number.
378495256428 is an abundant number, since it is smaller than the sum of its proper divisors (581333042820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378495256428 is a wasteful number, since it uses less digits than its factorization.
378495256428 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33806614 (or 33806609 counting only the distinct ones).
The product of its digits is 116121600, while the sum is 63.
The spelling of 378495256428 in words is "three hundred seventy-eight billion, four hundred ninety-five million, two hundred fifty-six thousand, four hundred twenty-eight".
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