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14412021 = 313369539
BaseRepresentation
bin110110111110…
…100011110101
31000010012120120
4312332203311
512142141041
61232522153
7233333361
oct66764365
930105516
1014412021
118153a68
1249b0359
132ca7b30
141cb22a1
1513ea366
hexdbe8f5

14412021 has 8 divisors (see below), whose sum is σ = 20694240. Its totient is φ = 8868912.

The previous prime is 14412019. The next prime is 14412023. The reversal of 14412021 is 12021441.

It is an interprime number because it is at equal distance from previous prime (14412019) and next prime (14412023).

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

It is not a de Polignac number, because 14412021 - 21 = 14412019 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14412023) 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, 184731 + ... + 184808.

It is an arithmetic number, because the mean of its divisors is an integer number (2586780).

Almost surely, 214412021 is an apocalyptic number.

It is an amenable number.

14412021 is a deficient number, since it is larger than the sum of its proper divisors (6282219).

14412021 is a wasteful number, since it uses less digits than its factorization.

14412021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369555.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 14412021 is about 3796.3167676051. The cubic root of 14412021 is about 243.3557592809.

Adding to 14412021 its reverse (12021441), we get a palindrome (26433462).

The spelling of 14412021 in words is "fourteen million, four hundred twelve thousand, twenty-one".

Divisors: 1 3 13 39 369539 1108617 4804007 14412021