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40135753 = 725913883
BaseRepresentation
bin1001100100011…
…0110001001001
32210112002220101
42121012301021
540233321003
63552125401
7665101600
oct231066111
983462811
1040135753
1120723649
1211536861
138413588
14548aa37
1537cc11d
hex2646c49

40135753 has 12 divisors (see below), whose sum is σ = 47483280. Its totient is φ = 33816552.

The previous prime is 40135741. The next prime is 40135769. The reversal of 40135753 is 35753104.

It is not a de Polignac number, because 40135753 - 217 = 40004681 is a prime.

It is a super-2 number, since 2×401357532 = 3221757337754018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40135703) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 4051 + ... + 9832.

It is an arithmetic number, because the mean of its divisors is an integer number (3956940).

Almost surely, 240135753 is an apocalyptic number.

It is an amenable number.

40135753 is a deficient number, since it is larger than the sum of its proper divisors (7347527).

40135753 is a wasteful number, since it uses less digits than its factorization.

40135753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13956 (or 13949 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 40135753 is about 6335.2784469193. The cubic root of 40135753 is about 342.3816430868.

Adding to 40135753 its reverse (35753104), we get a palindrome (75888857).

The spelling of 40135753 in words is "forty million, one hundred thirty-five thousand, seven hundred fifty-three".

Divisors: 1 7 49 59 413 2891 13883 97181 680267 819097 5733679 40135753