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224140233 = 3535923893
BaseRepresentation
bin11010101110000…
…01101111001001
3120121202111121010
431113001233021
5424334441413
634124034133
75361106032
oct1527015711
9517674533
10224140233
11105580969
1263092949
133758a075
1421aa7a89
1514a26dc3
hexd5c1bc9

224140233 has 16 divisors (see below), whose sum is σ = 309666240. Its totient is φ = 144116544.

The previous prime is 224140177. The next prime is 224140243. The reversal of 224140233 is 332041422.

It is not a de Polignac number, because 224140233 - 28 = 224139977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (224140243) 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, 2566 + ... + 21327.

It is an arithmetic number, because the mean of its divisors is an integer number (19354140).

Almost surely, 2224140233 is an apocalyptic number.

It is an amenable number.

224140233 is a deficient number, since it is larger than the sum of its proper divisors (85526007).

224140233 is a wasteful number, since it uses less digits than its factorization.

224140233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24008.

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

The square root of 224140233 is about 14971.3136698154. The cubic root of 224140233 is about 607.4445030507. Note that the first 3 decimals are identical.

Adding to 224140233 its reverse (332041422), we get a palindrome (556181655).

The spelling of 224140233 in words is "two hundred twenty-four million, one hundred forty thousand, two hundred thirty-three".

Divisors: 1 3 53 59 159 177 3127 9381 23893 71679 1266329 1409687 3798987 4229061 74713411 224140233