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14999031 = 321666559
BaseRepresentation
bin111001001101…
…110111110111
31001020000210200
4321031313313
512314432111
61253251543
7241326645
oct71156767
931200720
1014999031
118514aa3
125033bb3
133152088
141dc6195
1514b4256
hexe4ddf7

14999031 has 6 divisors (see below), whose sum is σ = 21665280. Its totient is φ = 9999348.

The previous prime is 14999029. The next prime is 14999051. The reversal of 14999031 is 13099941.

It is not a de Polignac number, because 14999031 - 21 = 14999029 is a prime.

It is a super-2 number, since 2×149990312 = 449941861877922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14999011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 833271 + ... + 833288.

It is an arithmetic number, because the mean of its divisors is an integer number (3610880).

Almost surely, 214999031 is an apocalyptic number.

14999031 is a deficient number, since it is larger than the sum of its proper divisors (6666249).

14999031 is a wasteful number, since it uses less digits than its factorization.

14999031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666565 (or 1666562 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 14999031 is about 3872.8582468249. The cubic root of 14999031 is about 246.6158967420.

The spelling of 14999031 in words is "fourteen million, nine hundred ninety-nine thousand, thirty-one".

Divisors: 1 3 9 1666559 4999677 14999031