Base | Representation |
---|---|
bin | 1001010001010… |
… | …0100010101000 |
3 | 2201011101022122 |
4 | 2110110202220 |
5 | 34423201243 |
6 | 3505210412 |
7 | 651325664 |
oct | 224244250 |
9 | 81141278 |
10 | 38881448 |
11 | 1aa47231 |
12 | 11030a08 |
13 | 8094698 |
14 | 52418a4 |
15 | 3630668 |
hex | 25148a8 |
38881448 has 64 divisors (see below), whose sum is σ = 83462400. Its totient is φ = 16865280.
The previous prime is 38881439. The next prime is 38881457. The reversal of 38881448 is 84418883.
It is an interprime number because it is at equal distance from previous prime (38881439) and next prime (38881457).
It is a junction number, because it is equal to n+sod(n) for n = 38881399 and 38881408.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105761 + ... + 106127.
It is an arithmetic number, because the mean of its divisors is an integer number (1304100).
Almost surely, 238881448 is an apocalyptic number.
38881448 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is an amenable number.
38881448 is an abundant number, since it is smaller than the sum of its proper divisors (44580952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38881448 is a wasteful number, since it uses less digits than its factorization.
38881448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 450 (or 446 counting only the distinct ones).
The product of its digits is 196608, while the sum is 44.
The square root of 38881448 is about 6235.4990177210. The cubic root of 38881448 is about 338.7771759628. Note that the first 3 decimals are identical.
The spelling of 38881448 in words is "thirty-eight million, eight hundred eighty-one thousand, four hundred forty-eight".
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