Base | Representation |
---|---|
bin | 100101100001011000… |
… | …1100001011000111100 |
3 | 21200222120011111120200 |
4 | 1023002301201120330 |
5 | 2310010224014202 |
6 | 101003332243500 |
7 | 5551530445605 |
oct | 1130261413074 |
9 | 250876144520 |
10 | 80577173052 |
11 | 31199793802 |
12 | 13749170590 |
13 | 77a189a62c |
14 | 3c8569cdac |
15 | 2168ecce1c |
hex | 12c2c6163c |
80577173052 has 18 divisors (see below), whose sum is σ = 203681187528. Its totient is φ = 26859057672.
The previous prime is 80577173011. The next prime is 80577173059. The reversal of 80577173052 is 25037177508.
80577173052 is a `hidden beast` number, since 8 + 0 + 577 + 1 + 73 + 0 + 5 + 2 = 666.
It is a tau number, because it is divible by the number of its divisors (18).
It is a junction number, because it is equal to n+sod(n) for n = 80577172989 and 80577173007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80577173059) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1119127368 + ... + 1119127439.
Almost surely, 280577173052 is an apocalyptic number.
It is an amenable number.
80577173052 is an abundant number, since it is smaller than the sum of its proper divisors (123104014476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80577173052 is a wasteful number, since it uses less digits than its factorization.
80577173052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2238254817 (or 2238254812 counting only the distinct ones).
The product of its (nonzero) digits is 411600, while the sum is 45.
The spelling of 80577173052 in words is "eighty billion, five hundred seventy-seven million, one hundred seventy-three thousand, fifty-two".
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