Base | Representation |
---|---|
bin | 1010110000111… |
… | …10000001111101 |
3 | 20021220202001111 |
4 | 11120132001331 |
5 | 141104104131 |
6 | 12543242021 |
7 | 2144353612 |
oct | 530360175 |
9 | 207822044 |
10 | 90300541 |
11 | 46a77151 |
12 | 262a9311 |
13 | 15928996 |
14 | bdc8509 |
15 | 7ddaab1 |
hex | 561e07d |
90300541 has 2 divisors, whose sum is σ = 90300542. Its totient is φ = 90300540.
The previous prime is 90300493. The next prime is 90300547. The reversal of 90300541 is 14500309.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 74132100 + 16168441 = 8610^2 + 4021^2 .
It is an emirp because it is prime and its reverse (14500309) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 90300541 - 29 = 90300029 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (90300547) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45150270 + 45150271.
It is an arithmetic number, because the mean of its divisors is an integer number (45150271).
Almost surely, 290300541 is an apocalyptic number.
It is an amenable number.
90300541 is a deficient number, since it is larger than the sum of its proper divisors (1).
90300541 is an equidigital number, since it uses as much as digits as its factorization.
90300541 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 540, while the sum is 22.
The square root of 90300541 is about 9502.6596803211. The cubic root of 90300541 is about 448.6387522279.
The spelling of 90300541 in words is "ninety million, three hundred thousand, five hundred forty-one".
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