Base | Representation |
---|---|
bin | 1111111111100… |
… | …0001000111000 |
3 | 11200012211212220 |
4 | 3333320020320 |
5 | 114132423124 |
6 | 10353404040 |
7 | 1443066534 |
oct | 377701070 |
9 | 150184786 |
10 | 67076664 |
11 | 34954766 |
12 | 1a569620 |
13 | 10b87045 |
14 | 8ca0bc4 |
15 | 5d4e879 |
hex | 3ff8238 |
67076664 has 32 divisors (see below), whose sum is σ = 169426320. Its totient is φ = 22127616.
The previous prime is 67076663. The next prime is 67076677. The reversal of 67076664 is 46667076.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67076663) 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, 12079 + ... + 16734.
Almost surely, 267076664 is an apocalyptic number.
It is an amenable number.
67076664 is an abundant number, since it is smaller than the sum of its proper divisors (102349656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67076664 is a wasteful number, since it uses less digits than its factorization.
67076664 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28919 (or 28915 counting only the distinct ones).
The product of its (nonzero) digits is 254016, while the sum is 42.
The square root of 67076664 is about 8190.0344321621. The cubic root of 67076664 is about 406.3096636947.
The spelling of 67076664 in words is "sixty-seven million, seventy-six thousand, six hundred sixty-four".
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