Base | Representation |
---|---|
bin | 1010101110111… |
… | …10101011011110 |
3 | 20021102120002212 |
4 | 11113132223132 |
5 | 141022303204 |
6 | 12533520422 |
7 | 2142223235 |
oct | 527365336 |
9 | 207376085 |
10 | 90041054 |
11 | 4690a1a4 |
12 | 261a3112 |
13 | 1586783c |
14 | bd5bb1c |
15 | 7d88c6e |
hex | 55deade |
90041054 has 16 divisors (see below), whose sum is σ = 141942768. Its totient is φ = 42783552.
The previous prime is 90041009. The next prime is 90041059. The reversal of 90041054 is 45014009.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90041059) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10967 + ... + 17330.
It is an arithmetic number, because the mean of its divisors is an integer number (8871423).
Almost surely, 290041054 is an apocalyptic number.
90041054 is a deficient number, since it is larger than the sum of its proper divisors (51901714).
90041054 is a wasteful number, since it uses less digits than its factorization.
90041054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28379.
The product of its (nonzero) digits is 720, while the sum is 23.
The square root of 90041054 is about 9488.9964695957. The cubic root of 90041054 is about 448.2086048865.
The spelling of 90041054 in words is "ninety million, forty-one thousand, fifty-four".
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