Search a number
-
+
14225409 = 3311211227
BaseRepresentation
bin110110010001…
…000000000001
3222202201121000
4312101000001
512120203114
61224522213
7231625332
oct66210001
928681530
1014225409
118036840
124920369
132c40c03
141c64289
1513aee09
hexd91001

14225409 has 32 divisors (see below), whose sum is σ = 23201280. Its totient is φ = 8542800.

The previous prime is 14225377. The next prime is 14225417. The reversal of 14225409 is 90452241.

It is not a de Polignac number, because 14225409 - 25 = 14225377 is a prime.

It is a super-2 number, since 2×142254092 = 404724522434562, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (14225479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62554 + ... + 62780.

It is an arithmetic number, because the mean of its divisors is an integer number (725040).

It is a Proth number, since it is equal to 3473 ⋅ 212 + 1 and 3473 < 212.

Almost surely, 214225409 is an apocalyptic number.

It is an amenable number.

14225409 is a deficient number, since it is larger than the sum of its proper divisors (8975871).

14225409 is a wasteful number, since it uses less digits than its factorization.

14225409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458 (or 452 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 14225409 is about 3771.6586536960. The cubic root of 14225409 is about 242.3008404830.

The spelling of 14225409 in words is "fourteen million, two hundred twenty-five thousand, four hundred nine".

Divisors: 1 3 9 11 27 33 99 211 227 297 633 681 1899 2043 2321 2497 5697 6129 6963 7491 20889 22473 47897 62667 67419 143691 431073 526867 1293219 1580601 4741803 14225409