Base | Representation |
---|---|
bin | 1010111100001… |
… | …1100111011101 |
3 | 10012100110021010 |
4 | 2233003213131 |
5 | 43221440023 |
6 | 4315325433 |
7 | 1065026061 |
oct | 257034735 |
9 | 105313233 |
10 | 45890013 |
11 | 239a3934 |
12 | 13450879 |
13 | 9679770 |
14 | 6147aa1 |
15 | 4067093 |
hex | 2bc39dd |
45890013 has 16 divisors (see below), whose sum is σ = 68020736. Its totient is φ = 27328320.
The previous prime is 45890011. The next prime is 45890041. The reversal of 45890013 is 31009854.
It is not a de Polignac number, because 45890013 - 21 = 45890011 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45890011) 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, 17770 + ... + 20187.
It is an arithmetic number, because the mean of its divisors is an integer number (4251296).
Almost surely, 245890013 is an apocalyptic number.
It is an amenable number.
45890013 is a deficient number, since it is larger than the sum of its proper divisors (22130723).
45890013 is a wasteful number, since it uses less digits than its factorization.
45890013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38004.
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 45890013 is about 6774.2167812966. The cubic root of 45890013 is about 358.0189876845.
Adding to 45890013 its reverse (31009854), we get a palindrome (76899867).
The spelling of 45890013 in words is "forty-five million, eight hundred ninety thousand, thirteen".
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