Base | Representation |
---|---|
bin | 1001101001110… |
… | …11110011010010 |
3 | 12122101110221111 |
4 | 10310323303102 |
5 | 131213012143 |
6 | 12011443534 |
7 | 2002235512 |
oct | 464736322 |
9 | 178343844 |
10 | 80985298 |
11 | 417944a9 |
12 | 231565aa |
13 | 13a169c4 |
14 | aa81842 |
15 | 719a99d |
hex | 4d3bcd2 |
80985298 has 16 divisors (see below), whose sum is σ = 123529536. Its totient is φ = 39812080.
The previous prime is 80985287. The next prime is 80985301. The reversal of 80985298 is 89258908.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79440 + ... + 80452.
It is an arithmetic number, because the mean of its divisors is an integer number (7720596).
Almost surely, 280985298 is an apocalyptic number.
80985298 is a deficient number, since it is larger than the sum of its proper divisors (42544238).
80985298 is a wasteful number, since it uses less digits than its factorization.
80985298 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1649.
The product of its (nonzero) digits is 414720, while the sum is 49.
The square root of 80985298 is about 8999.1831851563. The cubic root of 80985298 is about 432.6486917883.
The spelling of 80985298 in words is "eighty million, nine hundred eighty-five thousand, two hundred ninety-eight".
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