Base | Representation |
---|---|
bin | 1010110101110… |
… | …01110011101000 |
3 | 20100010011022022 |
4 | 11122321303220 |
5 | 141240013400 |
6 | 13005044012 |
7 | 2152652054 |
oct | 532716350 |
9 | 210104268 |
10 | 90938600 |
11 | 47372575 |
12 | 26556608 |
13 | 15ac022c |
14 | c112c64 |
15 | 7eb4b85 |
hex | 56b9ce8 |
90938600 has 48 divisors (see below), whose sum is σ = 217164300. Its totient is φ = 35389440.
The previous prime is 90938569. The next prime is 90938621. The reversal of 90938600 is 683909.
It can be written as a sum of positive squares in 6 ways, for example, as 67338436 + 23600164 = 8206^2 + 4858^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1256 + ... + 13544.
Almost surely, 290938600 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 90938600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108582150).
90938600 is an abundant number, since it is smaller than the sum of its proper divisors (126225700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90938600 is a wasteful number, since it uses less digits than its factorization.
90938600 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12342 (or 12333 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 35.
The square root of 90938600 is about 9536.1732366815. The cubic root of 90938600 is about 449.6929592741.
The spelling of 90938600 in words is "ninety million, nine hundred thirty-eight thousand, six hundred".
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