Base | Representation |
---|---|
bin | 1010101111010… |
… | …10010001111101 |
3 | 20021111222021211 |
4 | 11113222101331 |
5 | 141030313243 |
6 | 12534524421 |
7 | 2142511621 |
oct | 527522175 |
9 | 207458254 |
10 | 90088573 |
11 | 46941973 |
12 | 26206711 |
13 | 15883363 |
14 | bd71181 |
15 | 7d97d9d |
hex | 55ea47d |
90088573 has 8 divisors (see below), whose sum is σ = 93117440. Its totient is φ = 87067440.
The previous prime is 90088561. The next prime is 90088577. The reversal of 90088573 is 37588009.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 90088573 - 213 = 90080381 is a prime.
It is the 9492-nd Hogben number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90088577) by changing a digit.
It is a nontrivial repunit in base 9491.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30811 + ... + 33607.
It is an arithmetic number, because the mean of its divisors is an integer number (11639680).
Almost surely, 290088573 is an apocalyptic number.
It is an amenable number.
90088573 is a deficient number, since it is larger than the sum of its proper divisors (3028867).
90088573 is a wasteful number, since it uses less digits than its factorization.
90088573 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3867.
The product of its (nonzero) digits is 60480, while the sum is 40.
The square root of 90088573 is about 9491.5000395090. The cubic root of 90088573 is about 448.2874381080.
The spelling of 90088573 in words is "ninety million, eighty-eight thousand, five hundred seventy-three".
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