Base | Representation |
---|---|
bin | 1010110100110… |
… | …00000011100110 |
3 | 20022212010200020 |
4 | 11122120003212 |
5 | 141221102413 |
6 | 13002100010 |
7 | 2151535035 |
oct | 532300346 |
9 | 208763606 |
10 | 90800358 |
11 | 47288720 |
12 | 264aa606 |
13 | 15a7232c |
14 | c0b871c |
15 | 7e88c23 |
hex | 56980e6 |
90800358 has 32 divisors (see below), whose sum is σ = 198554112. Its totient is φ = 27453600.
The previous prime is 90800357. The next prime is 90800387. The reversal of 90800358 is 85300809.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90800357) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34435 + ... + 36977.
It is an arithmetic number, because the mean of its divisors is an integer number (6204816).
Almost surely, 290800358 is an apocalyptic number.
90800358 is an abundant number, since it is smaller than the sum of its proper divisors (107753754).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90800358 is a wasteful number, since it uses less digits than its factorization.
90800358 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3100.
The product of its (nonzero) digits is 8640, while the sum is 33.
The square root of 90800358 is about 9528.9221845915. The cubic root of 90800358 is about 449.4649740113.
The spelling of 90800358 in words is "ninety million, eight hundred thousand, three hundred fifty-eight".
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