Base | Representation |
---|---|
bin | 1010110001100… |
… | …11101111010101 |
3 | 20022002021000211 |
4 | 11120303233111 |
5 | 141114430321 |
6 | 12545205421 |
7 | 2145204061 |
oct | 530635725 |
9 | 208067024 |
10 | 90389461 |
11 | 47027a38 |
12 | 26330871 |
13 | 1595a2b6 |
14 | c00caa1 |
15 | 7e070e1 |
hex | 5633bd5 |
90389461 has 8 divisors (see below), whose sum is σ = 93901248. Its totient is φ = 86940000.
The previous prime is 90389447. The next prime is 90389473. The reversal of 90389461 is 16498309.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 90389461 - 219 = 89865173 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 (90389161) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12615 + ... + 18436.
It is an arithmetic number, because the mean of its divisors is an integer number (11737656).
Almost surely, 290389461 is an apocalyptic number.
It is an amenable number.
90389461 is a deficient number, since it is larger than the sum of its proper divisors (3511787).
90389461 is a wasteful number, since it uses less digits than its factorization.
90389461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31163.
The product of its (nonzero) digits is 46656, while the sum is 40.
The square root of 90389461 is about 9507.3372192218. The cubic root of 90389461 is about 448.7859638622.
The spelling of 90389461 in words is "ninety million, three hundred eighty-nine thousand, four hundred sixty-one".
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