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242890296 = 23311920039
BaseRepresentation
bin11100111101000…
…11011000111000
3121221001002211220
432132203120320
5444134442141
640033552040
76006350655
oct1636433070
9557032756
10242890296
11115118090
1269415620
133b42358c
1424388c2c
15164cc766
hexe7a3638

242890296 has 32 divisors (see below), whose sum is σ = 662428800. Its totient is φ = 73603040.

The previous prime is 242890279. The next prime is 242890303. The reversal of 242890296 is 692098242.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459756 + ... + 460283.

It is an arithmetic number, because the mean of its divisors is an integer number (20700900).

Almost surely, 2242890296 is an apocalyptic number.

It is an amenable number.

242890296 is an abundant number, since it is smaller than the sum of its proper divisors (419538504).

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

242890296 is a wasteful number, since it uses less digits than its factorization.

242890296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920059 (or 920055 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 242890296 is about 15584.9381134479. The cubic root of 242890296 is about 623.9312259838.

The spelling of 242890296 in words is "two hundred forty-two million, eight hundred ninety thousand, two hundred ninety-six".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 920039 1840078 2760117 3680156 5520234 7360312 10120429 11040468 20240858 22080936 30361287 40481716 60722574 80963432 121445148 242890296