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40364307 = 3217263819
BaseRepresentation
bin1001100111111…
…0100100010011
32210221201102100
42121332210103
540313124212
64001051443
71000043124
oct231764423
983851370
1040364307
112086a335
1211626b83
138493609
14550a04b
153824bdc
hex267e913

40364307 has 12 divisors (see below), whose sum is σ = 61733880. Its totient is φ = 25326528.

The previous prime is 40364297. The next prime is 40364329. The reversal of 40364307 is 70346304.

It is not a de Polignac number, because 40364307 - 215 = 40331539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40364407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131757 + ... + 132062.

It is an arithmetic number, because the mean of its divisors is an integer number (5144490).

Almost surely, 240364307 is an apocalyptic number.

40364307 is a deficient number, since it is larger than the sum of its proper divisors (21369573).

40364307 is a wasteful number, since it uses less digits than its factorization.

40364307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263842 (or 263839 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 40364307 is about 6353.2910369351. The cubic root of 40364307 is about 343.0303134873.

The spelling of 40364307 in words is "forty million, three hundred sixty-four thousand, three hundred seven".

Divisors: 1 3 9 17 51 153 263819 791457 2374371 4484923 13454769 40364307