Base | Representation |
---|---|
bin | 1111111110101… |
… | …1101001000000 |
3 | 11200010020122220 |
4 | 3333223221000 |
5 | 114124303342 |
6 | 10352331040 |
7 | 1442464353 |
oct | 377535100 |
9 | 150106586 |
10 | 67025472 |
11 | 3491a258 |
12 | 1a543a80 |
13 | 10b69957 |
14 | 8c8a29a |
15 | 5d3e5ec |
hex | 3feba40 |
67025472 has 56 divisors (see below), whose sum is σ = 183075072. Its totient is φ = 21619200.
The previous prime is 67025471. The next prime is 67025501. The reversal of 67025472 is 27452076.
It is not an unprimeable number, because it can be changed into a prime (67025471) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322 + ... + 11582.
Almost surely, 267025472 is an apocalyptic number.
67025472 is a gapful number since it is divisible by the number (62) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 67025472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91537536).
67025472 is an abundant number, since it is smaller than the sum of its proper divisors (116049600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67025472 is a wasteful number, since it uses less digits than its factorization.
67025472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11307 (or 11297 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 33.
The square root of 67025472 is about 8186.9085740590. The cubic root of 67025472 is about 406.2062740473.
The spelling of 67025472 in words is "sixty-seven million, twenty-five thousand, four hundred seventy-two".
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