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224234142 = 23113397487
BaseRepresentation
bin11010101110110…
…00101010011110
3120121221021102020
431113120222132
5424400443032
634130041010
75361646566
oct1527305236
9517837366
10224234142
11105635480
1263119166
13375c0a32
1421acdda6
1514a44b2c
hexd5d8a9e

224234142 has 16 divisors (see below), whose sum is σ = 489238272. Its totient is φ = 67949720.

The previous prime is 224234137. The next prime is 224234147. The reversal of 224234142 is 241432422.

It is an interprime number because it is at equal distance from previous prime (224234137) and next prime (224234147).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224234147) 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, 1698678 + ... + 1698809.

It is an arithmetic number, because the mean of its divisors is an integer number (30577392).

Almost surely, 2224234142 is an apocalyptic number.

224234142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

224234142 is an abundant number, since it is smaller than the sum of its proper divisors (265004130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224234142 is a wasteful number, since it uses less digits than its factorization.

224234142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3397503.

The product of its digits is 3072, while the sum is 24.

The square root of 224234142 is about 14974.4496393023. The cubic root of 224234142 is about 607.5293257533.

Adding to 224234142 its reverse (241432422), we get a palindrome (465666564).

It can be divided in two parts, 22423 and 4142, that added together give a triangular number (26565 = T230).

The spelling of 224234142 in words is "two hundred twenty-four million, two hundred thirty-four thousand, one hundred forty-two".

Divisors: 1 2 3 6 11 22 33 66 3397487 6794974 10192461 20384922 37372357 74744714 112117071 224234142