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244542468 = 22320378539
BaseRepresentation
bin11101001001101…
…10110000000100
3122001011001012110
432210312300010
51000100324333
640133221020
76026401542
oct1644666004
9561131173
10244542468
11116046415
1269a91770
133b8815b1
1424698d92
1516707063
hexe936c04

244542468 has 12 divisors (see below), whose sum is σ = 570599120. Its totient is φ = 81514152.

The previous prime is 244542451. The next prime is 244542479. The reversal of 244542468 is 864245442.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10189258 + ... + 10189281.

Almost surely, 2244542468 is an apocalyptic number.

It is an amenable number.

244542468 is an abundant number, since it is smaller than the sum of its proper divisors (326056652).

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

244542468 is a wasteful number, since it uses less digits than its factorization.

244542468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20378546 (or 20378544 counting only the distinct ones).

The product of its digits is 245760, while the sum is 39.

The square root of 244542468 is about 15637.8536890457. The cubic root of 244542468 is about 625.3427180632.

The spelling of 244542468 in words is "two hundred forty-four million, five hundred forty-two thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 20378539 40757078 61135617 81514156 122271234 244542468