Base | Representation |
---|---|
bin | 111111000010000111… |
… | …000110011000001100 |
3 | 20110200211000200022220 |
4 | 333002013012120030 |
5 | 2102102333303401 |
6 | 51031533535340 |
7 | 4614126200262 |
oct | 770207063014 |
9 | 213624020286 |
10 | 67681150476 |
11 | 26781277105 |
12 | 1114a344550 |
13 | 64c7c02944 |
14 | 33c0a7c432 |
15 | 1b61c69336 |
hex | fc21c660c |
67681150476 has 24 divisors (see below), whose sum is σ = 158131322160. Its totient is φ = 22530578112.
The previous prime is 67681150463. The next prime is 67681150483. The reversal of 67681150476 is 67405118676.
It is a happy 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, 3716211 + ... + 3734378.
It is an arithmetic number, because the mean of its divisors is an integer number (6588805090).
Almost surely, 267681150476 is an apocalyptic number.
It is an amenable number.
67681150476 is an abundant number, since it is smaller than the sum of its proper divisors (90450171684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67681150476 is a wasteful number, since it uses less digits than its factorization.
67681150476 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7451353 (or 7451351 counting only the distinct ones).
The product of its (nonzero) digits is 1693440, while the sum is 51.
The spelling of 67681150476 in words is "sixty-seven billion, six hundred eighty-one million, one hundred fifty thousand, four hundred seventy-six".
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