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14800429 = 72114347
BaseRepresentation
bin111000011101…
…011000101101
31000211221101001
4320131120231
512242103204
61245120301
7236541640
oct70353055
930757331
1014800429
118399866
124b59091
1330b2867
141d73a57
1514754a4
hexe1d62d

14800429 has 4 divisors (see below), whose sum is σ = 16914784. Its totient is φ = 12686076.

The previous prime is 14800427. The next prime is 14800459. The reversal of 14800429 is 92400841.

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: 92400841 = 137107757.

It is a cyclic number.

It is not a de Polignac number, because 14800429 - 21 = 14800427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14800397 and 14800406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14800427) 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 3 ways as a sum of consecutive naturals, for example, 1057167 + ... + 1057180.

It is an arithmetic number, because the mean of its divisors is an integer number (4228696).

Almost surely, 214800429 is an apocalyptic number.

It is an amenable number.

14800429 is a deficient number, since it is larger than the sum of its proper divisors (2114355).

14800429 is an equidigital number, since it uses as much as digits as its factorization.

14800429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2114354.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 14800429 is about 3847.1325685502. The cubic root of 14800429 is about 245.5225774715.

The spelling of 14800429 in words is "fourteen million, eight hundred thousand, four hundred twenty-nine".

Divisors: 1 7 2114347 14800429