Base | Representation |
---|---|
bin | 11101101011001… |
… | …01100010111000 |
3 | 122100101212121212 |
4 | 32311211202320 |
5 | 1002211202230 |
6 | 40411222252 |
7 | 6111566615 |
oct | 1665454270 |
9 | 570355555 |
10 | 248928440 |
11 | 118571692 |
12 | 6b447988 |
13 | 3c758a47 |
14 | 250bb50c |
15 | 16cc1895 |
hex | ed658b8 |
248928440 has 16 divisors (see below), whose sum is σ = 560089080. Its totient is φ = 99571360.
The previous prime is 248928413. The next prime is 248928451. The reversal of 248928440 is 44829842.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3111566 + ... + 3111645.
Almost surely, 2248928440 is an apocalyptic number.
248928440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
248928440 is an abundant number, since it is smaller than the sum of its proper divisors (311160640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
248928440 is a wasteful number, since it uses less digits than its factorization.
248928440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6223222 (or 6223218 counting only the distinct ones).
The product of its (nonzero) digits is 147456, while the sum is 41.
The square root of 248928440 is about 15777.4662097562. The cubic root of 248928440 is about 629.0591819272.
The spelling of 248928440 in words is "two hundred forty-eight million, nine hundred twenty-eight thousand, four hundred forty".
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