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40675037 = 133128849
BaseRepresentation
bin1001101100101…
…0011011011101
32211112111122212
42123022123131
540403100122
64011450205
71002506054
oct233123335
984474585
1040675037
1120a61837
1211756965
138571b90
14558b39b
153886ce2
hex26ca6dd

40675037 has 4 divisors (see below), whose sum is σ = 43803900. Its totient is φ = 37546176.

The previous prime is 40675027. The next prime is 40675039. The reversal of 40675037 is 73057604.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26977636 + 13697401 = 5194^2 + 3701^2 .

It is a cyclic number.

It is not a de Polignac number, because 40675037 - 26 = 40674973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40674994 and 40675012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40675039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1564412 + ... + 1564437.

It is an arithmetic number, because the mean of its divisors is an integer number (10950975).

Almost surely, 240675037 is an apocalyptic number.

It is an amenable number.

40675037 is a deficient number, since it is larger than the sum of its proper divisors (3128863).

40675037 is a wasteful number, since it uses less digits than its factorization.

40675037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3128862.

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 40675037 is about 6377.6984093010. The cubic root of 40675037 is about 343.9082959314.

The spelling of 40675037 in words is "forty million, six hundred seventy-five thousand, thirty-seven".

Divisors: 1 13 3128849 40675037