Base | Representation |
---|---|
bin | 1001101000111… |
… | …11110000111111 |
3 | 12122011122102100 |
4 | 10310133300333 |
5 | 131200323323 |
6 | 12005200143 |
7 | 2001246642 |
oct | 464376077 |
9 | 178148370 |
10 | 80870463 |
11 | 417161a3 |
12 | 23100053 |
13 | 139a665b |
14 | aa51a59 |
15 | 7176943 |
hex | 4d1fc3f |
80870463 has 6 divisors (see below), whose sum is σ = 116812904. Its totient is φ = 53913636.
The previous prime is 80870459. The next prime is 80870467. The reversal of 80870463 is 36407808.
It is an interprime number because it is at equal distance from previous prime (80870459) and next prime (80870467).
It is not a de Polignac number, because 80870463 - 22 = 80870459 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80870467) 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 5 ways as a sum of consecutive naturals, for example, 4492795 + ... + 4492812.
Almost surely, 280870463 is an apocalyptic number.
80870463 is a deficient number, since it is larger than the sum of its proper divisors (35942441).
80870463 is a wasteful number, since it uses less digits than its factorization.
80870463 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8985613 (or 8985610 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 80870463 is about 8992.8006204964. The cubic root of 80870463 is about 432.4441002742. Note that the first 3 decimals are identical.
The spelling of 80870463 in words is "eighty million, eight hundred seventy thousand, four hundred sixty-three".
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