Base | Representation |
---|---|
bin | 10110101001101… |
… | …000011101111111 |
3 | 222111001122000220 |
4 | 112221220131333 |
5 | 1234240344130 |
6 | 101412552423 |
7 | 12263023626 |
oct | 2651503577 |
9 | 874048026 |
10 | 380012415 |
11 | 185563a52 |
12 | a7322713 |
13 | 60963a23 |
14 | 386806bd |
15 | 23566410 |
hex | 16a6877f |
380012415 has 32 divisors (see below), whose sum is σ = 630423552. Its totient is φ = 195264000.
The previous prime is 380012401. The next prime is 380012419. The reversal of 380012415 is 514210083.
It is not a de Polignac number, because 380012415 - 25 = 380012383 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (380012419) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110370 + ... + 113760.
It is an arithmetic number, because the mean of its divisors is an integer number (19700736).
Almost surely, 2380012415 is an apocalyptic number.
380012415 is a deficient number, since it is larger than the sum of its proper divisors (250411137).
380012415 is a wasteful number, since it uses less digits than its factorization.
380012415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3671.
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 380012415 is about 19493.9071250481. The cubic root of 380012415 is about 724.3235323098.
Adding to 380012415 its reverse (514210083), we get a palindrome (894222498).
The spelling of 380012415 in words is "three hundred eighty million, twelve thousand, four hundred fifteen".
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