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41012387 = 133154799
BaseRepresentation
bin1001110001110…
…0110010100011
32212011122102022
42130130302203
540444344022
64023012055
71005412433
oct234346243
985148368
1041012387
1121172239
121189a02b
13865c5b0
1456382c3
153901c42
hex271cca3

41012387 has 4 divisors (see below), whose sum is σ = 44167200. Its totient is φ = 37857576.

The previous prime is 41012383. The next prime is 41012401. The reversal of 41012387 is 78321014.

41012387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78321014 = 239160507.

It is a cyclic number.

It is not a de Polignac number, because 41012387 - 22 = 41012383 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41012383) 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 3 ways as a sum of consecutive naturals, for example, 1577387 + ... + 1577412.

It is an arithmetic number, because the mean of its divisors is an integer number (11041800).

Almost surely, 241012387 is an apocalyptic number.

41012387 is a deficient number, since it is larger than the sum of its proper divisors (3154813).

41012387 is a wasteful number, since it uses less digits than its factorization.

41012387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3154812.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 41012387 is about 6404.0914265804. The cubic root of 41012387 is about 344.8564466124.

The spelling of 41012387 in words is "forty-one million, twelve thousand, three hundred eighty-seven".

Divisors: 1 13 3154799 41012387