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14942015 = 5111072539
BaseRepresentation
bin111000111111…
…111100111111
31001010010120222
4320333330333
512311121030
61252131555
7241001504
oct70777477
931103528
1014942015
118486180
125006bbb
13313213a
141dad4ab
1514a23e5
hexe3ff3f

14942015 has 16 divisors (see below), whose sum is σ = 19751040. Its totient is φ = 10761120.

The previous prime is 14942009. The next prime is 14942017. The reversal of 14942015 is 51024941.

It is not a de Polignac number, because 14942015 - 26 = 14941951 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14942017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4616 + ... + 7154.

It is an arithmetic number, because the mean of its divisors is an integer number (1234440).

Almost surely, 214942015 is an apocalyptic number.

14942015 is a deficient number, since it is larger than the sum of its proper divisors (4809025).

14942015 is a wasteful number, since it uses less digits than its factorization.

14942015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2662.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 14942015 is about 3865.4902664475. The cubic root of 14942015 is about 246.3030119406.

Adding to 14942015 its reverse (51024941), we get a palindrome (65966956).

The spelling of 14942015 in words is "fourteen million, nine hundred forty-two thousand, fifteen".

Divisors: 1 5 11 55 107 535 1177 2539 5885 12695 27929 139645 271673 1358365 2988403 14942015