Base | Representation |
---|---|
bin | 100101011110101010… |
… | …0110110101100011010 |
3 | 21200202012011211222200 |
4 | 1022331110312230122 |
5 | 2304313324201213 |
6 | 100550305231030 |
7 | 5546340526446 |
oct | 1127524665432 |
9 | 250665154880 |
10 | 80485772058 |
11 | 3115213589a |
12 | 13722632476 |
13 | 7788977ac3 |
14 | 3c774a9826 |
15 | 2160e76273 |
hex | 12bd536b1a |
80485772058 has 48 divisors (see below), whose sum is σ = 176176081536. Its totient is φ = 26554456800.
The previous prime is 80485772057. The next prime is 80485772141. The reversal of 80485772058 is 85027758408.
80485772058 is a `hidden beast` number, since 8 + 0 + 48 + 577 + 20 + 5 + 8 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 80485771995 and 80485772013.
It is not an unprimeable number, because it can be changed into a prime (80485772057) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 699435 + ... + 806337.
It is an arithmetic number, because the mean of its divisors is an integer number (3670335032).
Almost surely, 280485772058 is an apocalyptic number.
80485772058 is an abundant number, since it is smaller than the sum of its proper divisors (95690309478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80485772058 is a wasteful number, since it uses less digits than its factorization.
80485772058 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107339 (or 107336 counting only the distinct ones).
The product of its (nonzero) digits is 5017600, while the sum is 54.
The spelling of 80485772058 in words is "eighty billion, four hundred eighty-five million, seven hundred seventy-two thousand, fifty-eight".
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