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40575953 = 115097247
BaseRepresentation
bin1001101011001…
…0001111010001
32211100110202002
42122302033101
540341412303
64005403345
71001614145
oct232621721
984313662
1040575953
11209a4350
1211709555
138538a52
145563225
153867788
hex26b23d1

40575953 has 8 divisors (see below), whose sum is σ = 44357760. Its totient is φ = 36809680.

The previous prime is 40575949. The next prime is 40575967. The reversal of 40575953 is 35957504.

It is a happy number.

40575953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40575953 - 22 = 40575949 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40575253) 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 7 ways as a sum of consecutive naturals, for example, 1976 + ... + 9222.

It is an arithmetic number, because the mean of its divisors is an integer number (5544720).

Almost surely, 240575953 is an apocalyptic number.

It is an amenable number.

40575953 is a deficient number, since it is larger than the sum of its proper divisors (3781807).

40575953 is a wasteful number, since it uses less digits than its factorization.

40575953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7767.

The product of its (nonzero) digits is 94500, while the sum is 38.

The square root of 40575953 is about 6369.9256667562. The cubic root of 40575953 is about 343.6288164352.

The spelling of 40575953 in words is "forty million, five hundred seventy-five thousand, nine hundred fifty-three".

Divisors: 1 11 509 5599 7247 79717 3688723 40575953