Base | Representation |
---|---|
bin | 1010110001100… |
… | …01001111001010 |
3 | 20022001201222011 |
4 | 11120301033022 |
5 | 141114113320 |
6 | 12545050134 |
7 | 2145132145 |
oct | 530611712 |
9 | 208051864 |
10 | 90379210 |
11 | 47020269 |
12 | 2632694a |
13 | 1595572c |
14 | c00905c |
15 | 7e0405a |
hex | 56313ca |
90379210 has 16 divisors (see below), whose sum is σ = 163053000. Its totient is φ = 36069376.
The previous prime is 90379193. The next prime is 90379241. The reversal of 90379210 is 1297309.
It can be written as a sum of positive squares in 4 ways, for example, as 87553449 + 2825761 = 9357^2 + 1681^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5575 + ... + 14554.
Almost surely, 290379210 is an apocalyptic number.
90379210 is a deficient number, since it is larger than the sum of its proper divisors (72673790).
90379210 is a wasteful number, since it uses less digits than its factorization.
90379210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20585.
The product of its (nonzero) digits is 3402, while the sum is 31.
The square root of 90379210 is about 9506.7980939957. The cubic root of 90379210 is about 448.7689977293.
The spelling of 90379210 in words is "ninety million, three hundred seventy-nine thousand, two hundred ten".
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