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14999942 = 226328517
BaseRepresentation
bin111001001110…
…000110000110
31001020002001102
4321032012012
512314444232
61253300102
7241332416
oct71160606
931202042
1014999942
118515751
125034632
133152609
141dc6646
1514b4662
hexe4e186

14999942 has 8 divisors (see below), whose sum is σ = 22586256. Its totient is φ = 7471192.

The previous prime is 14999921. The next prime is 14999947. The reversal of 14999942 is 24999941.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14999947) 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 3 ways as a sum of consecutive naturals, for example, 13733 + ... + 14784.

It is an arithmetic number, because the mean of its divisors is an integer number (2823282).

Almost surely, 214999942 is an apocalyptic number.

14999942 is a deficient number, since it is larger than the sum of its proper divisors (7586314).

14999942 is a wasteful number, since it uses less digits than its factorization.

14999942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28782.

The product of its digits is 209952, while the sum is 47.

The square root of 14999942 is about 3872.9758584324. The cubic root of 14999942 is about 246.6208895653.

Subtracting 14999942 from its reverse (24999941), we obtain a palindrome (9999999).

The spelling of 14999942 in words is "fourteen million, nine hundred ninety-nine thousand, nine hundred forty-two".

Divisors: 1 2 263 526 28517 57034 7499971 14999942