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40753005 = 3519142993
BaseRepresentation
bin1001101101110…
…1011101101101
32211200110121120
42123131131231
540413044010
64013251153
71003252266
oct233353555
984613546
1040753005
1121005377
1211793ab9
13859b507
1455ab96d
15389ee70
hex26dd76d

40753005 has 16 divisors (see below), whose sum is σ = 68637120. Its totient is φ = 20590848.

The previous prime is 40752977. The next prime is 40753039. The reversal of 40753005 is 50035704.

It is not a de Polignac number, because 40753005 - 25 = 40752973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71212 + ... + 71781.

It is an arithmetic number, because the mean of its divisors is an integer number (4289820).

Almost surely, 240753005 is an apocalyptic number.

It is an amenable number.

40753005 is a deficient number, since it is larger than the sum of its proper divisors (27884115).

40753005 is a wasteful number, since it uses less digits than its factorization.

40753005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143020.

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 40753005 is about 6383.8080328281. The cubic root of 40753005 is about 344.1278960392.

Adding to 40753005 its reverse (50035704), we get a palindrome (90788709).

The spelling of 40753005 in words is "forty million, seven hundred fifty-three thousand, five".

Divisors: 1 3 5 15 19 57 95 285 142993 428979 714965 2144895 2716867 8150601 13584335 40753005