Base | Representation |
---|---|
bin | 1000000111001… |
… | …01100110100000 |
3 | 11202001021002220 |
4 | 10003211212200 |
5 | 114410034222 |
6 | 10430311040 |
7 | 1454260332 |
oct | 403454640 |
9 | 152037086 |
10 | 68049312 |
11 | 35459501 |
12 | 1a958480 |
13 | 11137986 |
14 | 9075452 |
15 | 5e92b5c |
hex | 40e59a0 |
68049312 has 48 divisors (see below), whose sum is σ = 184796640. Its totient is φ = 21900032.
The previous prime is 68049307. The next prime is 68049367. The reversal of 68049312 is 21394086.
It is a tau number, because it is divible by the number of its divisors (48).
It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.
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, 9438 + ... + 15005.
It is an arithmetic number, because the mean of its divisors is an integer number (3849930).
Almost surely, 268049312 is an apocalyptic number.
It is an amenable number.
68049312 is an abundant number, since it is smaller than the sum of its proper divisors (116747328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68049312 is a wasteful number, since it uses less digits than its factorization.
68049312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24485 (or 24477 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 33.
The square root of 68049312 is about 8249.2006885516. The cubic root of 68049312 is about 408.2641503598.
The spelling of 68049312 in words is "sixty-eight million, forty-nine thousand, three hundred twelve".
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