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14181073 = 36713863
BaseRepresentation
bin110110000110…
…001011010001
3222200110202221
4312012023101
512112243243
61223541041
7231352144
oct66061321
928613687
1014181073
1180064a5
1248ba781
132c2698a
141c5205b
1513a1bed
hexd862d1

14181073 has 4 divisors (see below), whose sum is σ = 14188608. Its totient is φ = 14173540.

The previous prime is 14181067. The next prime is 14181103. The reversal of 14181073 is 37018141.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 37018141 = 43860887.

It is a cyclic number.

It is not a de Polignac number, because 14181073 - 221 = 12083921 is a prime.

It is a super-2 number, since 2×141810732 = 402205662862658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14181023) 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, 1740 + ... + 5602.

It is an arithmetic number, because the mean of its divisors is an integer number (3547152).

Almost surely, 214181073 is an apocalyptic number.

It is an amenable number.

14181073 is a deficient number, since it is larger than the sum of its proper divisors (7535).

14181073 is an equidigital number, since it uses as much as digits as its factorization.

14181073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7534.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 14181073 is about 3765.7765467430. The cubic root of 14181073 is about 242.0488540578.

The spelling of 14181073 in words is "fourteen million, one hundred eighty-one thousand, seventy-three".

Divisors: 1 3671 3863 14181073