Base | Representation |
---|---|
bin | 1011010001000… |
… | …00101110100010 |
3 | 20120211101201011 |
4 | 11220200232202 |
5 | 143143142030 |
6 | 13213331134 |
7 | 2225200243 |
oct | 550405642 |
9 | 216741634 |
10 | 94505890 |
11 | 49389746 |
12 | 27796aaa |
13 | 1676bb5b |
14 | c7a0cca |
15 | 846bb2a |
hex | 5a20ba2 |
94505890 has 48 divisors (see below), whose sum is σ = 184413672. Its totient is φ = 34850816.
The previous prime is 94505863. The next prime is 94505893. The reversal of 94505890 is 9850549.
It can be written as a sum of positive squares in 12 ways, for example, as 16024009 + 78481881 = 4003^2 + 8859^2 .
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (94505893) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152862 + ... + 153478.
Almost surely, 294505890 is an apocalyptic number.
94505890 is a deficient number, since it is larger than the sum of its proper divisors (89907782).
94505890 is a wasteful number, since it uses less digits than its factorization.
94505890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 711 (or 694 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 40.
The square root of 94505890 is about 9721.4139918018. The cubic root of 94505890 is about 455.4978088170.
The spelling of 94505890 in words is "ninety-four million, five hundred five thousand, eight hundred ninety".
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