Base | Representation |
---|---|
bin | 1001101001001… |
… | …10001010001101 |
3 | 12122012222100100 |
4 | 10310212022031 |
5 | 131202143103 |
6 | 12005521313 |
7 | 2001416205 |
oct | 464461215 |
9 | 178188310 |
10 | 80896653 |
11 | 41733942 |
12 | 23113239 |
13 | 139b5556 |
14 | aa5b405 |
15 | 717e5a3 |
hex | 4d2628d |
80896653 has 6 divisors (see below), whose sum is σ = 116850734. Its totient is φ = 53931096.
The previous prime is 80896643. The next prime is 80896667. The reversal of 80896653 is 35669808.
It can be written as a sum of positive squares in only one way, i.e., 80514729 + 381924 = 8973^2 + 618^2 .
It is not a de Polignac number, because 80896653 - 29 = 80896141 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 80896599 and 80896608.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80896633) 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, 4494250 + ... + 4494267.
Almost surely, 280896653 is an apocalyptic number.
It is an amenable number.
80896653 is a deficient number, since it is larger than the sum of its proper divisors (35954081).
80896653 is a wasteful number, since it uses less digits than its factorization.
80896653 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8988523 (or 8988520 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 45.
The square root of 80896653 is about 8994.2566674517. The cubic root of 80896653 is about 432.4907777556.
It can be divided in two parts, 808 and 96653, that added together give a triangular number (97461 = T441).
The spelling of 80896653 in words is "eighty million, eight hundred ninety-six thousand, six hundred fifty-three".
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