Base | Representation |
---|---|
bin | 101010000001011011… |
… | …1011001100011100001 |
3 | 22121221010222102000200 |
4 | 1110002313121203201 |
5 | 2434304022441431 |
6 | 105242355335413 |
7 | 6343201442433 |
oct | 1240267314341 |
9 | 277833872020 |
10 | 90242390241 |
11 | 352a9527503 |
12 | 155a5bb1569 |
13 | 86820cc063 |
14 | 4521196653 |
15 | 25327aaee6 |
hex | 1502dd98e1 |
90242390241 has 12 divisors (see below), whose sum is σ = 130629247632. Its totient is φ = 60032765016.
The previous prime is 90242390239. The next prime is 90242390311. The reversal of 90242390241 is 14209324209.
90242390241 is a `hidden beast` number, since 9 + 0 + 24 + 2 + 390 + 241 = 666.
It is not a de Polignac number, because 90242390241 - 21 = 90242390239 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 90242390196 and 90242390205.
It is not an unprimeable number, because it can be changed into a prime (90242390221) by changing a digit.
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, 10731271 + ... + 10739676.
It is an arithmetic number, because the mean of its divisors is an integer number (10885770636).
Almost surely, 290242390241 is an apocalyptic number.
It is an amenable number.
90242390241 is a deficient number, since it is larger than the sum of its proper divisors (40386857391).
90242390241 is a wasteful number, since it uses less digits than its factorization.
90242390241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21471420 (or 21471417 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The spelling of 90242390241 in words is "ninety billion, two hundred forty-two million, three hundred ninety thousand, two hundred forty-one".
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