Base | Representation |
---|---|
bin | 1010101111100… |
… | …11110001001010 |
3 | 20021120221121010 |
4 | 11113303301022 |
5 | 141033034214 |
6 | 12535424350 |
7 | 2143033125 |
oct | 527636112 |
9 | 207527533 |
10 | 90127434 |
11 | 46969091 |
12 | 262250b6 |
13 | 15897c57 |
14 | bd813bc |
15 | 7da4659 |
hex | 55f3c4a |
90127434 has 8 divisors (see below), whose sum is σ = 180254880. Its totient is φ = 30042476.
The previous prime is 90127423. The next prime is 90127463. The reversal of 90127434 is 43472109.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
90127434 is an admirable number.
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, 7510614 + ... + 7510625.
It is an arithmetic number, because the mean of its divisors is an integer number (22531860).
Almost surely, 290127434 is an apocalyptic number.
90127434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90127434 is a wasteful number, since it uses less digits than its factorization.
90127434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15021244.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 90127434 is about 9493.5469662292. The cubic root of 90127434 is about 448.3518872504.
The spelling of 90127434 in words is "ninety million, one hundred twenty-seven thousand, four hundred thirty-four".
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