Base | Representation |
---|---|
bin | 1010110001010… |
… | …01101111011110 |
3 | 20022000011212010 |
4 | 11120221233132 |
5 | 141112123020 |
6 | 12544252050 |
7 | 2144643510 |
oct | 530515736 |
9 | 208004763 |
10 | 90348510 |
11 | 46aaa19a |
12 | 26311026 |
13 | 15944775 |
14 | bddbbb0 |
15 | 7de9de0 |
hex | 5629bde |
90348510 has 64 divisors (see below), whose sum is σ = 250278912. Its totient is φ = 20445696.
The previous prime is 90348499. The next prime is 90348527. The reversal of 90348510 is 1584309.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19542 + ... + 23718.
It is an arithmetic number, because the mean of its divisors is an integer number (3910608).
Almost surely, 290348510 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 90348510, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125139456).
90348510 is an abundant number, since it is smaller than the sum of its proper divisors (159930402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90348510 is a wasteful number, since it uses less digits than its factorization.
90348510 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4297.
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 90348510 is about 9505.1833227981. The cubic root of 90348510 is about 448.7181793738.
The spelling of 90348510 in words is "ninety million, three hundred forty-eight thousand, five hundred ten".
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