Base | Representation |
---|---|
bin | 1001100100010… |
… | …01010010110111 |
3 | 12121000022222101 |
4 | 10302021102313 |
5 | 131021113020 |
6 | 11544042531 |
7 | 1663102033 |
oct | 462112267 |
9 | 177008871 |
10 | 80254135 |
11 | 41335135 |
12 | 22a63447 |
13 | 1381bc70 |
14 | a9311c3 |
15 | 70a400a |
hex | 4c894b7 |
80254135 has 16 divisors (see below), whose sum is σ = 104005440. Its totient is φ = 59097600.
The previous prime is 80254123. The next prime is 80254151. The reversal of 80254135 is 53145208.
It is not a de Polignac number, because 80254135 - 25 = 80254103 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24526 + ... + 27604.
It is an arithmetic number, because the mean of its divisors is an integer number (6500340).
Almost surely, 280254135 is an apocalyptic number.
80254135 is a deficient number, since it is larger than the sum of its proper divisors (23751305).
80254135 is a wasteful number, since it uses less digits than its factorization.
80254135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3498.
The product of its (nonzero) digits is 4800, while the sum is 28.
The square root of 80254135 is about 8958.4672238056. The cubic root of 80254135 is about 431.3427201041.
The spelling of 80254135 in words is "eighty million, two hundred fifty-four thousand, one hundred thirty-five".
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