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14204881 is a prime number
BaseRepresentation
bin110110001011…
…111111010001
3222201200102201
4312023333101
512114024011
61224243201
7231511435
oct66137721
928650381
1014204881
118022379
124910501
132c34772
141c5a9c5
1513a8cc1
hexd8bfd1

14204881 has 2 divisors, whose sum is σ = 14204882. Its totient is φ = 14204880.

The previous prime is 14204849. The next prime is 14204909. The reversal of 14204881 is 18840241.

It is an a-pointer prime, because the next prime (14204909) can be obtained adding 14204881 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7929856 + 6275025 = 2816^2 + 2505^2 .

It is a cyclic number.

It is not a de Polignac number, because 14204881 - 25 = 14204849 is a prime.

It is a super-2 number, since 2×142048812 = 403557288448322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14204581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7102440 + 7102441.

It is an arithmetic number, because the mean of its divisors is an integer number (7102441).

Almost surely, 214204881 is an apocalyptic number.

It is an amenable number.

14204881 is a deficient number, since it is larger than the sum of its proper divisors (1).

14204881 is an equidigital number, since it uses as much as digits as its factorization.

14204881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 14204881 is about 3768.9363220941. The cubic root of 14204881 is about 242.1842334988.

It can be divided in two parts, 142048 and 81, that added together give a square (142129 = 3772).

The spelling of 14204881 in words is "fourteen million, two hundred four thousand, eight hundred eighty-one".