Base | Representation |
---|---|
bin | 1001100100011… |
… | …0100110000101 |
3 | 2210112001221011 |
4 | 2121012212011 |
5 | 40233310140 |
6 | 3552122221 |
7 | 665066536 |
oct | 231064605 |
9 | 83461834 |
10 | 40135045 |
11 | 20723065 |
12 | 11536371 |
13 | 8413162 |
14 | 548a68d |
15 | 37cbcea |
hex | 2646985 |
40135045 has 32 divisors (see below), whose sum is σ = 53187840. Its totient is φ = 28953600.
The previous prime is 40135037. The next prime is 40135063. The reversal of 40135045 is 54053104.
It is not a de Polignac number, because 40135045 - 23 = 40135037 is a prime.
It is a super-2 number, since 2×401350452 = 3221643674304050, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 265720 + ... + 265870.
It is an arithmetic number, because the mean of its divisors is an integer number (1662120).
Almost surely, 240135045 is an apocalyptic number.
It is an amenable number.
40135045 is a deficient number, since it is larger than the sum of its proper divisors (13052795).
40135045 is a wasteful number, since it uses less digits than its factorization.
40135045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285.
The product of its (nonzero) digits is 1200, while the sum is 22.
The square root of 40135045 is about 6335.2225690973. Note that the first 3 decimals coincide. The cubic root of 40135045 is about 342.3796298558.
Adding to 40135045 its reverse (54053104), we get a palindrome (94188149).
The spelling of 40135045 in words is "forty million, one hundred thirty-five thousand, forty-five".
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