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40487060 = 22513991447
BaseRepresentation
bin1001101001110…
…0100010010100
32211011221210202
42122130202110
540331041220
64003440032
71001064035
oct232344224
984157722
1040487060
1120943589
1211686018
138507453
14553ca8c
15384b275
hex269c894

40487060 has 24 divisors (see below), whose sum is σ = 85142400. Its totient is φ = 16172064.

The previous prime is 40487059. The next prime is 40487063. The reversal of 40487060 is 6078404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40487063) 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 7 ways as a sum of consecutive naturals, for example, 27257 + ... + 28703.

It is an arithmetic number, because the mean of its divisors is an integer number (3547600).

Almost surely, 240487060 is an apocalyptic number.

It is an amenable number.

40487060 is an abundant number, since it is smaller than the sum of its proper divisors (44655340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40487060 is a wasteful number, since it uses less digits than its factorization.

40487060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855 (or 2853 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 40487060 is about 6362.9442870420. The cubic root of 40487060 is about 343.3776945434.

The spelling of 40487060 in words is "forty million, four hundred eighty-seven thousand, sixty".

Divisors: 1 2 4 5 10 20 1399 1447 2798 2894 5596 5788 6995 7235 13990 14470 27980 28940 2024353 4048706 8097412 10121765 20243530 40487060