Base | Representation |
---|---|
bin | 1001100110010… |
… | …10000111111100 |
3 | 12121111211020020 |
4 | 10303022013330 |
5 | 131103112201 |
6 | 11553452140 |
7 | 1665256146 |
oct | 463120774 |
9 | 177454206 |
10 | 80519676 |
11 | 414a6696 |
12 | 22b71050 |
13 | 138b2aa3 |
14 | a99dc96 |
15 | 7107a36 |
hex | 4cca1fc |
80519676 has 12 divisors (see below), whose sum is σ = 187879272. Its totient is φ = 26839888.
The previous prime is 80519671. The next prime is 80519713. The reversal of 80519676 is 67691508.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80519671) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3354975 + ... + 3354998.
It is an arithmetic number, because the mean of its divisors is an integer number (15656606).
Almost surely, 280519676 is an apocalyptic number.
It is an amenable number.
80519676 is an abundant number, since it is smaller than the sum of its proper divisors (107359596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80519676 is a wasteful number, since it uses less digits than its factorization.
80519676 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6709980 (or 6709978 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 42.
The square root of 80519676 is about 8973.2756560801. The cubic root of 80519676 is about 431.8179316792.
The spelling of 80519676 in words is "eighty million, five hundred nineteen thousand, six hundred seventy-six".
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