Base | Representation |
---|---|
bin | 101010000001100100… |
… | …0000011001001001000 |
3 | 22121221110012011012021 |
4 | 1110003020003021020 |
5 | 2434311132124023 |
6 | 105243033054224 |
7 | 6343253521363 |
oct | 1240310031110 |
9 | 277843164167 |
10 | 90246754888 |
11 | 35300a38754 |
12 | 155a7557374 |
13 | 8682c998a4 |
14 | 45219b10da |
15 | 2532d6e35d |
hex | 1503203248 |
90246754888 has 8 divisors (see below), whose sum is σ = 169212665430. Its totient is φ = 45123377440.
The previous prime is 90246754879. The next prime is 90246754889. The reversal of 90246754888 is 88845764209.
It can be written as a sum of positive squares in only one way, i.e., 89471577924 + 775176964 = 299118^2 + 27842^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (90246754889) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5640422173 + ... + 5640422188.
Almost surely, 290246754888 is an apocalyptic number.
It is an amenable number.
90246754888 is a deficient number, since it is larger than the sum of its proper divisors (78965910542).
90246754888 is a wasteful number, since it uses less digits than its factorization.
90246754888 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11280844367 (or 11280844363 counting only the distinct ones).
The product of its (nonzero) digits is 30965760, while the sum is 61.
The spelling of 90246754888 in words is "ninety billion, two hundred forty-six million, seven hundred fifty-four thousand, eight hundred eighty-eight".
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