Base | Representation |
---|---|
bin | 1011000110001… |
… | …10101110010101 |
3 | 20111011101122012 |
4 | 11203012232111 |
5 | 142312314121 |
6 | 13123114005 |
7 | 2210145341 |
oct | 543065625 |
9 | 214141565 |
10 | 93088661 |
11 | 48600986 |
12 | 27212905 |
13 | 16393a63 |
14 | c512621 |
15 | 828bc5b |
hex | 58c6b95 |
93088661 has 4 divisors (see below), whose sum is σ = 94478112. Its totient is φ = 91699212.
The previous prime is 93088643. The next prime is 93088663. The reversal of 93088661 is 16688039.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16688039 = 79 ⋅211241.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-93088661 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (93088663) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694625 + ... + 694758.
It is an arithmetic number, because the mean of its divisors is an integer number (23619528).
Almost surely, 293088661 is an apocalyptic number.
It is an amenable number.
93088661 is a deficient number, since it is larger than the sum of its proper divisors (1389451).
93088661 is a wasteful number, since it uses less digits than its factorization.
93088661 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1389450.
The product of its (nonzero) digits is 62208, while the sum is 41.
The square root of 93088661 is about 9648.2465246282. The cubic root of 93088661 is about 453.2094196481.
The spelling of 93088661 in words is "ninety-three million, eighty-eight thousand, six hundred sixty-one".
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