Base | Representation |
---|---|
bin | 1010110001001… |
… | …01111110001101 |
3 | 20021222101200020 |
4 | 11120211332031 |
5 | 141111124234 |
6 | 12544052353 |
7 | 2144550501 |
oct | 530457615 |
9 | 207871606 |
10 | 90333069 |
11 | 46a99632 |
12 | 263040b9 |
13 | 1593a728 |
14 | bdd6301 |
15 | 7de5549 |
hex | 5625f8d |
90333069 has 4 divisors (see below), whose sum is σ = 120444096. Its totient is φ = 60222044.
The previous prime is 90333043. The next prime is 90333073. The reversal of 90333069 is 96033309.
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: 96033309 = 3 ⋅32011103.
It is a cyclic number.
It is not a de Polignac number, because 90333069 - 28 = 90332813 is a prime.
It is a super-2 number, since 2×903330692 = 16320126709917522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90333769) 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, 15055509 + ... + 15055514.
It is an arithmetic number, because the mean of its divisors is an integer number (30111024).
Almost surely, 290333069 is an apocalyptic number.
It is an amenable number.
90333069 is a deficient number, since it is larger than the sum of its proper divisors (30111027).
90333069 is a wasteful number, since it uses less digits than its factorization.
90333069 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30111026.
The product of its (nonzero) digits is 13122, while the sum is 33.
The square root of 90333069 is about 9504.3710470499. The cubic root of 90333069 is about 448.6926152106.
The spelling of 90333069 in words is "ninety million, three hundred thirty-three thousand, sixty-nine".
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