Base | Representation |
---|---|
bin | 100101010111011010… |
… | …0101101100110000000 |
3 | 21200010020100120122210 |
4 | 1022232310231212000 |
5 | 2303314032341102 |
6 | 100510214302120 |
7 | 5540324462043 |
oct | 1125664554600 |
9 | 250106316583 |
10 | 80242465152 |
11 | 31037863803 |
12 | 13675057940 |
13 | 774a439a15 |
14 | 3c53052c5a |
15 | 214991536c |
hex | 12aed2d980 |
80242465152 has 32 divisors (see below), whose sum is σ = 213144049080. Its totient is φ = 26747488256.
The previous prime is 80242465151. The next prime is 80242465157. The reversal of 80242465152 is 25156424208.
It is a tau number, because it is divible by the number of its divisors (32).
It is a self number, because there is not a number n which added to its sum of digits gives 80242465152.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80242465151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104481993 + ... + 104482760.
Almost surely, 280242465152 is an apocalyptic number.
It is an amenable number.
80242465152 is an abundant number, since it is smaller than the sum of its proper divisors (132901583928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80242465152 is a wasteful number, since it uses less digits than its factorization.
80242465152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208964770 (or 208964758 counting only the distinct ones).
The product of its (nonzero) digits is 153600, while the sum is 39.
The spelling of 80242465152 in words is "eighty billion, two hundred forty-two million, four hundred sixty-five thousand, one hundred fifty-two".
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