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14212493 = 172413469
BaseRepresentation
bin110110001101…
…110110001101
3222202001212122
4312031312031
512114244433
61224342325
7231542561
oct66156615
928661778
1014212493
118028069
1249149a5
132c38079
141c5d6a1
1513ab198
hexd8dd8d

14212493 has 8 divisors (see below), whose sum is σ = 15115320. Its totient is φ = 13317120.

The previous prime is 14212487. The next prime is 14212507. The reversal of 14212493 is 39421241.

14212493 is nontrivially palindromic in base 16.

It can be written as a sum of positive squares in 4 ways, for example, as 1800964 + 12411529 = 1342^2 + 3523^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14212493 - 210 = 14211469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14212423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2363 + ... + 5831.

It is an arithmetic number, because the mean of its divisors is an integer number (1889415).

Almost surely, 214212493 is an apocalyptic number.

It is an amenable number.

14212493 is a deficient number, since it is larger than the sum of its proper divisors (902827).

14212493 is a wasteful number, since it uses less digits than its factorization.

14212493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3727.

The product of its digits is 1728, while the sum is 26.

The square root of 14212493 is about 3769.9460208337. The cubic root of 14212493 is about 242.2274857018.

The spelling of 14212493 in words is "fourteen million, two hundred twelve thousand, four hundred ninety-three".

Divisors: 1 17 241 3469 4097 58973 836029 14212493