Base | Representation |
---|---|
bin | 1000001100101… |
… | …00000101010000 |
3 | 11210101120110020 |
4 | 10012110011100 |
5 | 120100421414 |
6 | 10453503440 |
7 | 1463325042 |
oct | 406240520 |
9 | 153346406 |
10 | 68763984 |
11 | 358a7443 |
12 | 1b041b80 |
13 | 11328063 |
14 | 91bda92 |
15 | 60847a9 |
hex | 4194150 |
68763984 has 20 divisors (see below), whose sum is σ = 177640416. Its totient is φ = 22921312.
The previous prime is 68763977. The next prime is 68764013. The reversal of 68763984 is 48936786.
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, 716244 + ... + 716339.
Almost surely, 268763984 is an apocalyptic number.
It is an amenable number.
68763984 is an abundant number, since it is smaller than the sum of its proper divisors (108876432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68763984 is a wasteful number, since it uses less digits than its factorization.
68763984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1432594 (or 1432588 counting only the distinct ones).
The product of its digits is 1741824, while the sum is 51.
The square root of 68763984 is about 8292.4051999405. The cubic root of 68763984 is about 409.6884089050.
The spelling of 68763984 in words is "sixty-eight million, seven hundred sixty-three thousand, nine hundred eighty-four".
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