Base | Representation |
---|---|
bin | 1001100101101010111… |
… | …0100111001100101111 |
3 | 120202012101022002020122 |
4 | 2121122232213030233 |
5 | 10144332104111441 |
6 | 203402031235155 |
7 | 14621120524001 |
oct | 2313256471457 |
9 | 522171262218 |
10 | 164730925871 |
11 | 63953349856 |
12 | 27b14078abb |
13 | 126c3437c45 |
14 | 7d89d72371 |
15 | 4441e9334b |
hex | 265aba732f |
164730925871 has 16 divisors (see below), whose sum is σ = 175324849920. Its totient is φ = 154239492480.
The previous prime is 164730925867. The next prime is 164730925913. The reversal of 164730925871 is 178529037461.
It is a cyclic number.
It is not a de Polignac number, because 164730925871 - 22 = 164730925867 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164730925811) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2557856 + ... + 2621466.
It is an arithmetic number, because the mean of its divisors is an integer number (10957803120).
It is a 1-persistent number, because it is pandigital, but 2⋅164730925871 = 329461851742 is not.
Almost surely, 2164730925871 is an apocalyptic number.
164730925871 is a deficient number, since it is larger than the sum of its proper divisors (10593924049).
164730925871 is a wasteful number, since it uses less digits than its factorization.
164730925871 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64414.
The product of its (nonzero) digits is 2540160, while the sum is 53.
The spelling of 164730925871 in words is "one hundred sixty-four billion, seven hundred thirty million, nine hundred twenty-five thousand, eight hundred seventy-one".
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