Base | Representation |
---|---|
bin | 1001100100110… |
… | …0110111100001 |
3 | 2210120101011201 |
4 | 2121030313201 |
5 | 40240120422 |
6 | 3552441201 |
7 | 665234461 |
oct | 231146741 |
9 | 83511151 |
10 | 40160737 |
11 | 207403a1 |
12 | 11549201 |
13 | 8421a66 |
14 | 5495ba1 |
15 | 37d4727 |
hex | 264cde1 |
40160737 has 16 divisors (see below), whose sum is σ = 45648000. Its totient is φ = 35126784.
The previous prime is 40160719. The next prime is 40160741. The reversal of 40160737 is 73706104.
40160737 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a 2-Lehmer number, since φ(40160737) divides (40160737-1)2.
It is a cyclic number.
It is a Carmichael number.
It is a de Polignac number, because none of the positive numbers 2k-40160737 is a prime.
It is a super-2 number, since 2×401607372 = 3225769592766338, which contains 22 as substring.
It is a deceptive number, since it divides R40160736.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40160707) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 11089 + ... + 14257.
It is an arithmetic number, because the mean of its divisors is an integer number (2853000).
It is a Poulet number, since it divides 240160736-1.
Almost surely, 240160737 is an apocalyptic number.
40160737 is the 3169-th decagonal number.
It is an amenable number.
40160737 is a deficient number, since it is larger than the sum of its proper divisors (5487263).
40160737 is a wasteful number, since it uses less digits than its factorization.
40160737 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3240.
The product of its (nonzero) digits is 3528, while the sum is 28.
The square root of 40160737 is about 6337.2499556196. The cubic root of 40160737 is about 342.4526711023.
The spelling of 40160737 in words is "forty million, one hundred sixty thousand, seven hundred thirty-seven".
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