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40942663 = 195873671
BaseRepresentation
bin1001110000101…
…1110001000111
32212001002202221
42130023301013
540440131123
64021313211
71005002236
oct234136107
985032687
1040942663
1121124913
1211865807
138636938
14561ab1d
1538db25d
hex270bc47

40942663 has 8 divisors (see below), whose sum is σ = 43182720. Its totient is φ = 38711160.

The previous prime is 40942631. The next prime is 40942669. The reversal of 40942663 is 36624904.

40942663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40942663 - 25 = 40942631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40942669) 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 7 ways as a sum of consecutive naturals, for example, 9318 + ... + 12988.

It is an arithmetic number, because the mean of its divisors is an integer number (5397840).

Almost surely, 240942663 is an apocalyptic number.

40942663 is a deficient number, since it is larger than the sum of its proper divisors (2240057).

40942663 is a wasteful number, since it uses less digits than its factorization.

40942663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4277.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 40942663 is about 6398.6454035210. The cubic root of 40942663 is about 344.6609088617.

The spelling of 40942663 in words is "forty million, nine hundred forty-two thousand, six hundred sixty-three".

Divisors: 1 19 587 3671 11153 69749 2154877 40942663