Base | Representation |
---|---|
bin | 10110100010101… |
… | …110111001000001 |
3 | 222100122201221221 |
4 | 112202232321001 |
5 | 1233310004323 |
6 | 101310115041 |
7 | 12241451506 |
oct | 2642567101 |
9 | 870581857 |
10 | 378203713 |
11 | 184539058 |
12 | a67aba81 |
13 | 6047c6a4 |
14 | 3832d4ad |
15 | 2330a55d |
hex | 168aee41 |
378203713 has 4 divisors (see below), whose sum is σ = 378980800. Its totient is φ = 377426628.
The previous prime is 378203687. The next prime is 378203717. The reversal of 378203713 is 317302873.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 378203713 - 29 = 378203201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (378203717) 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, 387813 + ... + 388786.
It is an arithmetic number, because the mean of its divisors is an integer number (94745200).
Almost surely, 2378203713 is an apocalyptic number.
It is an amenable number.
378203713 is a deficient number, since it is larger than the sum of its proper divisors (777087).
378203713 is an equidigital number, since it uses as much as digits as its factorization.
378203713 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 777086.
The product of its (nonzero) digits is 21168, while the sum is 34.
The square root of 378203713 is about 19447.4603226231. The cubic root of 378203713 is about 723.1725441038.
The spelling of 378203713 in words is "three hundred seventy-eight million, two hundred three thousand, seven hundred thirteen".
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