Base | Representation |
---|---|
bin | 10110100011110… |
… | …010110011000111 |
3 | 222101011212111210 |
4 | 112203302303013 |
5 | 1233342404423 |
6 | 101320102503 |
7 | 12244020444 |
oct | 2643626307 |
9 | 871155453 |
10 | 378481863 |
11 | 184709031 |
12 | a6904a33 |
13 | 60549186 |
14 | 383a29cb |
15 | 23362b93 |
hex | 168f2cc7 |
378481863 has 8 divisors (see below), whose sum is σ = 534327408. Its totient is φ = 237478784.
The previous prime is 378481841. The next prime is 378481877. The reversal of 378481863 is 368184873.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 378481863 - 29 = 378481351 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (378481823) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3710556 + ... + 3710657.
It is an arithmetic number, because the mean of its divisors is an integer number (66790926).
Almost surely, 2378481863 is an apocalyptic number.
378481863 is a deficient number, since it is larger than the sum of its proper divisors (155845545).
378481863 is a wasteful number, since it uses less digits than its factorization.
378481863 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7421233.
The product of its digits is 774144, while the sum is 48.
The square root of 378481863 is about 19454.6103276319. The cubic root of 378481863 is about 723.3497864597.
The spelling of 378481863 in words is "three hundred seventy-eight million, four hundred eighty-one thousand, eight hundred sixty-three".
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