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40355107 = 131928599
BaseRepresentation
bin1001100111110…
…0010100100011
32210221020210121
42121330110203
540312330412
64000541111
71000004242
oct231742443
983836717
1040355107
1120863431
1211621797
13848c380
145506959
153822107
hex267c523

40355107 has 12 divisors (see below), whose sum is σ = 45872400. Its totient is φ = 35286192.

The previous prime is 40355089. The next prime is 40355129. The reversal of 40355107 is 70155304.

40355107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40355107 - 211 = 40353059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40355137) 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 11 ways as a sum of consecutive naturals, for example, 394 + ... + 8992.

It is an arithmetic number, because the mean of its divisors is an integer number (3822700).

Almost surely, 240355107 is an apocalyptic number.

40355107 is a deficient number, since it is larger than the sum of its proper divisors (5517293).

40355107 is a wasteful number, since it uses less digits than its factorization.

40355107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8650 (or 8631 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 40355107 is about 6352.5669614731. The cubic root of 40355107 is about 343.0042498772.

The spelling of 40355107 in words is "forty million, three hundred fifty-five thousand, one hundred seven".

Divisors: 1 13 19 247 361 4693 8599 111787 163381 2123953 3104239 40355107