Base | Representation |
---|---|
bin | 1000000100101… |
… | …11101010011100 |
3 | 11201110001012100 |
4 | 10002113222130 |
5 | 114314330301 |
6 | 10415405100 |
7 | 1451460531 |
oct | 402275234 |
9 | 151401170 |
10 | 67730076 |
11 | 35260677 |
12 | 1a823790 |
13 | 1105558b |
14 | 8dd0d88 |
15 | 5e2d286 |
hex | 4097a9c |
67730076 has 18 divisors (see below), whose sum is σ = 171206672. Its totient is φ = 22576680.
The previous prime is 67730063. The next prime is 67730083. The reversal of 67730076 is 67003776.
It is a tau number, because it is divible by the number of its divisors (18).
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1881391 = 67730076 / (6 + 7 + 7 + 3 + 0 + 0 + 7 + 6).
It is a self number, because there is not a number n which added to its sum of digits gives 67730076.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 940660 + ... + 940731.
Almost surely, 267730076 is an apocalyptic number.
It is an amenable number.
67730076 is an abundant number, since it is smaller than the sum of its proper divisors (103476596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67730076 is a wasteful number, since it uses less digits than its factorization.
67730076 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1881401 (or 1881396 counting only the distinct ones).
The product of its (nonzero) digits is 37044, while the sum is 36.
The square root of 67730076 is about 8229.8284307755. The cubic root of 67730076 is about 407.6247270224.
The spelling of 67730076 in words is "sixty-seven million, seven hundred thirty thousand, seventy-six".
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