Base | Representation |
---|---|
bin | 1010110011000… |
… | …10010111101000 |
3 | 20022102222000201 |
4 | 11121202113220 |
5 | 141142033311 |
6 | 12553241544 |
7 | 2146630651 |
oct | 531422750 |
9 | 208388021 |
10 | 90580456 |
11 | 4714848a |
12 | 264032b4 |
13 | 159c6205 |
14 | c05c528 |
15 | 7e439c1 |
hex | 56625e8 |
90580456 has 16 divisors (see below), whose sum is σ = 175695300. Its totient is φ = 43728384.
The previous prime is 90580411. The next prime is 90580459. The reversal of 90580456 is 65408509.
It can be written as a sum of positive squares in 2 ways, for example, as 81180100 + 9400356 = 9010^2 + 3066^2 .
It is not an unprimeable number, because it can be changed into a prime (90580459) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 194985 + ... + 195448.
Almost surely, 290580456 is an apocalyptic number.
It is an amenable number.
90580456 is a deficient number, since it is larger than the sum of its proper divisors (85114844).
90580456 is a wasteful number, since it uses less digits than its factorization.
90580456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 390468 (or 390464 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 37.
The square root of 90580456 is about 9517.3765292753. The cubic root of 90580456 is about 449.1018398201.
The spelling of 90580456 in words is "ninety million, five hundred eighty thousand, four hundred fifty-six".
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