Base | Representation |
---|---|
bin | 10110100100101… |
… | …010111111001000 |
3 | 222101121120012200 |
4 | 112210222333020 |
5 | 1233422241013 |
6 | 101325040200 |
7 | 12245666433 |
oct | 2644527710 |
9 | 871546180 |
10 | 378712008 |
11 | 184855a34 |
12 | a69b6060 |
13 | 605c9b5c |
14 | 3842281a |
15 | 233aae73 |
hex | 1692afc8 |
378712008 has 48 divisors (see below), whose sum is σ = 1049539920. Its totient is φ = 123300576.
The previous prime is 378712003. The next prime is 378712031. The reversal of 378712008 is 800217873.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (378712003) 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, 58066 + ... + 64257.
It is an arithmetic number, because the mean of its divisors is an integer number (21865415).
Almost surely, 2378712008 is an apocalyptic number.
It is an amenable number.
378712008 is an abundant number, since it is smaller than the sum of its proper divisors (670827912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378712008 is a wasteful number, since it uses less digits than its factorization.
378712008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122378 (or 122371 counting only the distinct ones).
The product of its (nonzero) digits is 18816, while the sum is 36.
The square root of 378712008 is about 19460.5243505924. The cubic root of 378712008 is about 723.4963734969.
The spelling of 378712008 in words is "three hundred seventy-eight million, seven hundred twelve thousand, eight".
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