Base | Representation |
---|---|
bin | 1010110010000… |
… | …01110000000010 |
3 | 20022012011202100 |
4 | 11121001300002 |
5 | 141123244400 |
6 | 12550331230 |
7 | 2145533304 |
oct | 531016002 |
9 | 208164670 |
10 | 90446850 |
11 | 4706706a |
12 | 26359b16 |
13 | 1597a460 |
14 | c025974 |
15 | 7e19100 |
hex | 5641c02 |
90446850 has 72 divisors (see below), whose sum is σ = 261709812. Its totient is φ = 22262400.
The previous prime is 90446849. The next prime is 90446903. The reversal of 90446850 is 5864409.
It can be written as a sum of positive squares in 6 ways, for example, as 7436529 + 83010321 = 2727^2 + 9111^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1881 + ... + 13580.
Almost surely, 290446850 is an apocalyptic number.
90446850 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 90446850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130854906).
90446850 is an abundant number, since it is smaller than the sum of its proper divisors (171262962).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90446850 is a wasteful number, since it uses less digits than its factorization.
90446850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15492 (or 15484 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
The square root of 90446850 is about 9510.3548829684. The cubic root of 90446850 is about 448.8809230479.
The spelling of 90446850 in words is "ninety million, four hundred forty-six thousand, eight hundred fifty".
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