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14871029 = 129111519
BaseRepresentation
bin111000101110…
…100111110101
31000222112012212
4320232213311
512301333104
61250423205
7240254525
oct70564765
930875185
1014871029
118437908
124b91b05
133108a34
141d91685
15148b36e
hexe2e9f5

14871029 has 4 divisors (see below), whose sum is σ = 14883840. Its totient is φ = 14858220.

The previous prime is 14871023. The next prime is 14871047. The reversal of 14871029 is 92017841.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 92017841 = 293173029.

It is a cyclic number.

It is not a de Polignac number, because 14871029 - 24 = 14871013 is a prime.

It is a super-2 number, since 2×148710292 = 442295007037682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14870986 and 14871004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14871023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4469 + ... + 7050.

It is an arithmetic number, because the mean of its divisors is an integer number (3720960).

Almost surely, 214871029 is an apocalyptic number.

It is an amenable number.

14871029 is a deficient number, since it is larger than the sum of its proper divisors (12811).

14871029 is a wasteful number, since it uses less digits than its factorization.

14871029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12810.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 14871029 is about 3856.2973173758. The cubic root of 14871029 is about 245.9123500726.

The spelling of 14871029 in words is "fourteen million, eight hundred seventy-one thousand, twenty-nine".

Divisors: 1 1291 11519 14871029