Base | Representation |
---|---|
bin | 1010101111011… |
… | …01111001111010 |
3 | 20021112201122122 |
4 | 11113231321322 |
5 | 141031302133 |
6 | 12535121242 |
7 | 2142603116 |
oct | 527557172 |
9 | 207481578 |
10 | 90103418 |
11 | 46952039 |
12 | 26213222 |
13 | 1588a042 |
14 | bd76746 |
15 | 7d9c498 |
hex | 55ede7a |
90103418 has 8 divisors (see below), whose sum is σ = 138030912. Its totient is φ = 44093116.
The previous prime is 90103381. The next prime is 90103423. The reversal of 90103418 is 81430109.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an alternating number because its digits alternate between odd and even.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479180 + ... + 479367.
It is an arithmetic number, because the mean of its divisors is an integer number (17253864).
Almost surely, 290103418 is an apocalyptic number.
90103418 is a deficient number, since it is larger than the sum of its proper divisors (47927494).
90103418 is a wasteful number, since it uses less digits than its factorization.
90103418 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 958596.
The product of its (nonzero) digits is 864, while the sum is 26.
The square root of 90103418 is about 9492.2820227804. The cubic root of 90103418 is about 448.3120600302.
The spelling of 90103418 in words is "ninety million, one hundred three thousand, four hundred eighteen".
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