Base | Representation |
---|---|
bin | 1100110111111… |
… | …1010010011110 |
3 | 10202121102100201 |
4 | 3031333102132 |
5 | 102310430000 |
6 | 5205214114 |
7 | 1223660521 |
oct | 315772236 |
9 | 122542321 |
10 | 53998750 |
11 | 28532073 |
12 | 1610133a |
13 | b258530 |
14 | 7258bb8 |
15 | 4b1996a |
hex | 337f49e |
53998750 has 40 divisors (see below), whose sum is σ = 109033848. Its totient is φ = 19932000.
The previous prime is 53998739. The next prime is 53998753. The reversal of 53998750 is 5789935.
It is a self number, because there is not a number n which added to its sum of digits gives 53998750.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53998753) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14589 + ... + 17911.
Almost surely, 253998750 is an apocalyptic number.
53998750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
53998750 is an abundant number, since it is smaller than the sum of its proper divisors (55035098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53998750 is a wasteful number, since it uses less digits than its factorization.
53998750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3358 (or 3343 counting only the distinct ones).
The product of its (nonzero) digits is 340200, while the sum is 46.
The square root of 53998750 is about 7348.3841761302. The cubic root of 53998750 is about 377.9733984620.
The spelling of 53998750 in words is "fifty-three million, nine hundred ninety-eight thousand, seven hundred fifty".
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