Base | Representation |
---|---|
bin | 10110101110010… |
… | …001000110011000 |
3 | 222120100100200221 |
4 | 112232101012120 |
5 | 1240043234131 |
6 | 101455005424 |
7 | 12306244123 |
oct | 2656210630 |
9 | 876310627 |
10 | 381227416 |
11 | 186213889 |
12 | a7809874 |
13 | 60c9aa6b |
14 | 388b93ba |
15 | 23706411 |
hex | 16b91198 |
381227416 has 16 divisors (see below), whose sum is σ = 715710240. Its totient is φ = 190371360.
The previous prime is 381227401. The next prime is 381227453. The reversal of 381227416 is 614722183.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 23520 + ... + 36271.
It is an arithmetic number, because the mean of its divisors is an integer number (44731890).
Almost surely, 2381227416 is an apocalyptic number.
It is an amenable number.
381227416 is a deficient number, since it is larger than the sum of its proper divisors (334482824).
381227416 is a wasteful number, since it uses less digits than its factorization.
381227416 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60594 (or 60590 counting only the distinct ones).
The product of its digits is 16128, while the sum is 34.
The square root of 381227416 is about 19525.0458642227. The cubic root of 381227416 is about 725.0946628673.
Adding to 381227416 its reverse (614722183), we get a palindrome (995949599).
The spelling of 381227416 in words is "three hundred eighty-one million, two hundred twenty-seven thousand, four hundred sixteen".
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