Base | Representation |
---|---|
bin | 10110100101001… |
… | …001110000001110 |
3 | 222101211222002011 |
4 | 112211021300032 |
5 | 1233440304110 |
6 | 101331451434 |
7 | 12250033024 |
oct | 2645116016 |
9 | 871758064 |
10 | 378838030 |
11 | 18493168a |
12 | a6a56b7a |
13 | 6064231c |
14 | 38456714 |
15 | 233d348a |
hex | 16949c0e |
378838030 has 32 divisors (see below), whose sum is σ = 725275296. Its totient is φ = 141978624.
The previous prime is 378838027. The next prime is 378838039. The reversal of 378838030 is 30838873.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (378838039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33682 + ... + 43498.
It is an arithmetic number, because the mean of its divisors is an integer number (22664853).
Almost surely, 2378838030 is an apocalyptic number.
378838030 is a deficient number, since it is larger than the sum of its proper divisors (346437266).
378838030 is a wasteful number, since it uses less digits than its factorization.
378838030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10068.
The product of its (nonzero) digits is 96768, while the sum is 40.
The square root of 378838030 is about 19463.7619693624. The cubic root of 378838030 is about 723.5766159560.
The spelling of 378838030 in words is "three hundred seventy-eight million, eight hundred thirty-eight thousand, thirty".
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