Base | Representation |
---|---|
bin | 111111001010101100… |
… | …011001010100010010 |
3 | 20111001211222100211100 |
4 | 333022230121110102 |
5 | 2102401214120411 |
6 | 51054120125230 |
7 | 4620525135555 |
oct | 771254312422 |
9 | 214054870740 |
10 | 67825145106 |
11 | 26845587434 |
12 | 1118a606816 |
13 | 651b9ab274 |
14 | 33d5c4269c |
15 | 1b6e70e456 |
hex | fcab19512 |
67825145106 has 48 divisors (see below), whose sum is σ = 155960183808. Its totient is φ = 21229065600.
The previous prime is 67825145093. The next prime is 67825145111. The reversal of 67825145106 is 60154152876.
67825145106 is a `hidden beast` number, since 6 + 7 + 82 + 51 + 4 + 510 + 6 = 666.
67825145106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125250 + ... + 389021.
It is an arithmetic number, because the mean of its divisors is an integer number (3249170496).
Almost surely, 267825145106 is an apocalyptic number.
67825145106 is an abundant number, since it is smaller than the sum of its proper divisors (88135038702).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67825145106 is a wasteful number, since it uses less digits than its factorization.
67825145106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 514727 (or 514724 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 45.
The spelling of 67825145106 in words is "sixty-seven billion, eight hundred twenty-five million, one hundred forty-five thousand, one hundred six".
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