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224163401 = 71171131313
BaseRepresentation
bin11010101110001…
…11011001001001
3120121210200101012
431113013121021
5424341212101
634124333305
75361233420
oct1527073111
9517720335
10224163401
11105597310
12630a4235
1337597787
1421ab22b7
1514a2dbbb
hexd5c7649

224163401 has 32 divisors (see below), whose sum is σ = 286488576. Its totient is φ = 170352000.

The previous prime is 224163397. The next prime is 224163403. The reversal of 224163401 is 104361422.

It is not a de Polignac number, because 224163401 - 22 = 224163397 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (224163403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 716021 + ... + 716333.

It is an arithmetic number, because the mean of its divisors is an integer number (8952768).

Almost surely, 2224163401 is an apocalyptic number.

It is an amenable number.

224163401 is a deficient number, since it is larger than the sum of its proper divisors (62325175).

224163401 is a wasteful number, since it uses less digits than its factorization.

224163401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 224163401 is about 14972.0873962183. The cubic root of 224163401 is about 607.4654315995.

The spelling of 224163401 in words is "two hundred twenty-four million, one hundred sixty-three thousand, four hundred one".

Divisors: 1 7 11 71 77 131 313 497 781 917 1441 2191 3443 5467 9301 10087 22223 24101 41003 65107 102311 155561 244453 287021 451033 716177 1711171 2911213 3157231 20378491 32023343 224163401