Base | Representation |
---|---|
bin | 1010110001111… |
… | …01101101101110 |
3 | 20022011100002001 |
4 | 11120331231232 |
5 | 141122232233 |
6 | 12550122514 |
7 | 2145434146 |
oct | 530755556 |
9 | 208140061 |
10 | 90430318 |
11 | 47055700 |
12 | 2635043a |
13 | 15972a84 |
14 | c01d926 |
15 | 7e1427d |
hex | 563db6e |
90430318 has 24 divisors (see below), whose sum is σ = 149615424. Its totient is φ = 40962240.
The previous prime is 90430271. The next prime is 90430321. The reversal of 90430318 is 81303409.
It is a super-2 number, since 2×904303182 = 16355284827162248, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104355 + ... + 105217.
It is an arithmetic number, because the mean of its divisors is an integer number (6233976).
Almost surely, 290430318 is an apocalyptic number.
90430318 is a deficient number, since it is larger than the sum of its proper divisors (59185106).
90430318 is a wasteful number, since it uses less digits than its factorization.
90430318 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1320 (or 1309 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 90430318 is about 9509.4856853565. The cubic root of 90430318 is about 448.8535723567.
The spelling of 90430318 in words is "ninety million, four hundred thirty thousand, three hundred eighteen".
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