Base | Representation |
---|---|
bin | 1010110101000… |
… | …10101011001010 |
3 | 20022221100100001 |
4 | 11122202223022 |
5 | 141224000400 |
6 | 13003033214 |
7 | 2152105606 |
oct | 532425312 |
9 | 208840301 |
10 | 90843850 |
11 | 47308369 |
12 | 2650b80a |
13 | 15a89076 |
14 | c0ca506 |
15 | 7e96a6a |
hex | 56a2aca |
90843850 has 24 divisors (see below), whose sum is σ = 169230240. Its totient is φ = 36281520.
The previous prime is 90843839. The next prime is 90843887. The reversal of 90843850 is 5834809.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50059 + ... + 51841.
It is an arithmetic number, because the mean of its divisors is an integer number (7051260).
Almost surely, 290843850 is an apocalyptic number.
90843850 is the 5095-th nonagonal number.
90843850 is a deficient number, since it is larger than the sum of its proper divisors (78386390).
90843850 is a wasteful number, since it uses less digits than its factorization.
90843850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2814 (or 2809 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 37.
The square root of 90843850 is about 9531.2040162825. The cubic root of 90843850 is about 449.5367248679.
The spelling of 90843850 in words is "ninety million, eight hundred forty-three thousand, eight hundred fifty".
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