Base | Representation |
---|---|
bin | 1000001101111… |
… | …10110111110000 |
3 | 11210201110212111 |
4 | 10012332313300 |
5 | 120122023443 |
6 | 10501335104 |
7 | 1464655030 |
oct | 406766760 |
9 | 153643774 |
10 | 68939248 |
11 | 35a07094 |
12 | 1b107494 |
13 | 11389a71 |
14 | 92278c0 |
15 | 60bb69d |
hex | 41bedf0 |
68939248 has 40 divisors (see below), whose sum is σ = 154946432. Its totient is φ = 29101248.
The previous prime is 68939207. The next prime is 68939279. The reversal of 68939248 is 84293986.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2911 + ... + 12097.
Almost surely, 268939248 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 68939248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77473216).
68939248 is an abundant number, since it is smaller than the sum of its proper divisors (86007184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68939248 is a wasteful number, since it uses less digits than its factorization.
68939248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9269 (or 9263 counting only the distinct ones).
The product of its digits is 746496, while the sum is 49.
The square root of 68939248 is about 8302.9662169613. The cubic root of 68939248 is about 410.0361816176.
The spelling of 68939248 in words is "sixty-eight million, nine hundred thirty-nine thousand, two hundred forty-eight".
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