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24021054 = 2321970237
BaseRepresentation
bin101101110100…
…0100000111110
31200012101200200
41123220200332
522122133204
62214504330
7411114141
oct133504076
950171620
1024021054
1112617412
1280650a6
134c90755
143294058
152197539
hex16e883e

24021054 has 24 divisors (see below), whose sum is σ = 54785640. Its totient is φ = 7585488.

The previous prime is 24021043. The next prime is 24021059. The reversal of 24021054 is 45012042.

It is a super-2 number, since 2×240210542 = 1154022070541832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24021059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34777 + ... + 35460.

It is an arithmetic number, because the mean of its divisors is an integer number (2282735).

Almost surely, 224021054 is an apocalyptic number.

24021054 is an abundant number, since it is smaller than the sum of its proper divisors (30764586).

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

24021054 is a wasteful number, since it uses less digits than its factorization.

24021054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70264 (or 70261 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 24021054 is about 4901.1278293878. The cubic root of 24021054 is about 288.5342369712.

Adding to 24021054 its reverse (45012042), we get a palindrome (69033096).

The spelling of 24021054 in words is "twenty-four million, twenty-one thousand, fifty-four".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 70237 140474 210711 421422 632133 1264266 1334503 2669006 4003509 8007018 12010527 24021054