Base | Representation |
---|---|
bin | 1010110001001… |
… | …10010101000010 |
3 | 20021222110200100 |
4 | 11120212111002 |
5 | 141111201110 |
6 | 12544103230 |
7 | 2144554656 |
oct | 530462502 |
9 | 207873610 |
10 | 90334530 |
11 | 46a9a740 |
12 | 26304b16 |
13 | 1593b2b0 |
14 | bdd6a66 |
15 | 7de5bc0 |
hex | 5626542 |
90334530 has 96 divisors (see below), whose sum is σ = 275970240. Its totient is φ = 20211840.
The previous prime is 90334523. The next prime is 90334553. The reversal of 90334530 is 3543309.
It is a junction number, because it is equal to n+sod(n) for n = 90334494 and 90334503.
It is an unprimeable number.
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 in 47 ways as a sum of consecutive naturals, for example, 9361 + ... + 16379.
It is an arithmetic number, because the mean of its divisors is an integer number (2874690).
Almost surely, 290334530 is an apocalyptic number.
90334530 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 90334530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137985120).
90334530 is an abundant number, since it is smaller than the sum of its proper divisors (185635710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90334530 is a wasteful number, since it uses less digits than its factorization.
90334530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7056 (or 7053 counting only the distinct ones).
The product of its (nonzero) digits is 4860, while the sum is 27.
The square root of 90334530 is about 9504.4479061122. The cubic root of 90334530 is about 448.6950341711.
Adding to 90334530 its reverse (3543309), we get a palindrome (93877839).
The spelling of 90334530 in words is "ninety million, three hundred thirty-four thousand, five hundred thirty".
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