Base | Representation |
---|---|
bin | 101010010010001001… |
… | …0001101101110111110 |
3 | 22200101012222210002121 |
4 | 1110210102031232332 |
5 | 2441431041132323 |
6 | 105414144513154 |
7 | 6363120225130 |
oct | 1244422155676 |
9 | 280335883077 |
10 | 90803067838 |
11 | 35566a6791a |
12 | 1572191b7ba |
13 | 874130a652 |
14 | 4575825050 |
15 | 2566b0ca5d |
hex | 152448dbbe |
90803067838 has 32 divisors (see below), whose sum is σ = 157690368000. Its totient is φ = 38408969664.
The previous prime is 90803067829. The next prime is 90803067871. The reversal of 90803067838 is 83876030809.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3358731 + ... + 3385657.
It is an arithmetic number, because the mean of its divisors is an integer number (4927824000).
Almost surely, 290803067838 is an apocalyptic number.
90803067838 is a deficient number, since it is larger than the sum of its proper divisors (66887300162).
90803067838 is a wasteful number, since it uses less digits than its factorization.
90803067838 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30064.
The product of its (nonzero) digits is 1741824, while the sum is 52.
The spelling of 90803067838 in words is "ninety billion, eight hundred three million, sixty-seven thousand, eight hundred thirty-eight".
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