Base | Representation |
---|---|
bin | 1010101111011… |
… | …10110011010000 |
3 | 20021112220200120 |
4 | 11113232303100 |
5 | 141031411323 |
6 | 12535150240 |
7 | 2142616611 |
oct | 527566320 |
9 | 207486616 |
10 | 90107088 |
11 | 46954875 |
12 | 26215380 |
13 | 1588b906 |
14 | bd77c08 |
15 | 7d9d5e3 |
hex | 55eecd0 |
90107088 has 20 divisors (see below), whose sum is σ = 232776768. Its totient is φ = 30035680.
The previous prime is 90107081. The next prime is 90107093. The reversal of 90107088 is 88070109.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90107081) 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, 938568 + ... + 938663.
Almost surely, 290107088 is an apocalyptic number.
It is an amenable number.
90107088 is an abundant number, since it is smaller than the sum of its proper divisors (142669680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90107088 is a wasteful number, since it uses less digits than its factorization.
90107088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1877242 (or 1877236 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 33.
The square root of 90107088 is about 9492.4753357594. The cubic root of 90107088 is about 448.3181466766.
The spelling of 90107088 in words is "ninety million, one hundred seven thousand, eighty-eight".
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