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224230413 = 31128124181
BaseRepresentation
bin11010101110101…
…11110000001101
3120121221002022010
431113113300031
5424400333123
634130011433
75361632661
oct1527276015
9517832263
10224230413
111056326a0
1263116b79
13375bc124
1421acc8a1
1514a43993
hexd5d7c0d

224230413 has 16 divisors (see below), whose sum is σ = 327327552. Its totient is φ = 135408000.

The previous prime is 224230411. The next prime is 224230429. The reversal of 224230413 is 314032422.

It is not a de Polignac number, because 224230413 - 21 = 224230411 is a prime.

It is a super-2 number, since 2×2242304132 = 100558556228301138, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 224230413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224230411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2818 + ... + 21363.

It is an arithmetic number, because the mean of its divisors is an integer number (20457972).

Almost surely, 2224230413 is an apocalyptic number.

It is an amenable number.

224230413 is a deficient number, since it is larger than the sum of its proper divisors (103097139).

224230413 is a wasteful number, since it uses less digits than its factorization.

224230413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24476.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 224230413 is about 14974.3251266960. The cubic root of 224230413 is about 607.5259580095.

Adding to 224230413 its reverse (314032422), we get a palindrome (538262835).

The spelling of 224230413 in words is "two hundred twenty-four million, two hundred thirty thousand, four hundred thirteen".

Divisors: 1 3 11 33 281 843 3091 9273 24181 72543 265991 797973 6794861 20384583 74743471 224230413