Base | Representation |
---|---|
bin | 10110100011101… |
… | …001000100000000 |
3 | 222101002211210210 |
4 | 112203221010000 |
5 | 1233340120414 |
6 | 101315154120 |
7 | 12243463254 |
oct | 2643510400 |
9 | 871084723 |
10 | 378441984 |
11 | 184691078 |
12 | a68a5940 |
13 | 60533c8b |
14 | 38392264 |
15 | 23355e59 |
hex | 168e9100 |
378441984 has 36 divisors (see below), whose sum is σ = 1007209616. Its totient is φ = 126147072.
The previous prime is 378441983. The next prime is 378441991. The reversal of 378441984 is 489144873.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is not an unprimeable number, because it can be changed into a prime (378441983) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245614 + ... + 247149.
Almost surely, 2378441984 is an apocalyptic number.
It is an amenable number.
378441984 is an abundant number, since it is smaller than the sum of its proper divisors (628767632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378441984 is an equidigital number, since it uses as much as digits as its factorization.
378441984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 492782 (or 492768 counting only the distinct ones).
The product of its digits is 774144, while the sum is 48.
The square root of 378441984 is about 19453.5853764801. The cubic root of 378441984 is about 723.3243801526.
The spelling of 378441984 in words is "three hundred seventy-eight million, four hundred forty-one thousand, nine hundred eighty-four".
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