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288230054 = 2722941123
BaseRepresentation
bin10001001011100…
…000101010100110
3202002100121022012
4101023200222212
51042241330204
644333434222
710066625600
oct2113405246
9662317265
10288230054
11138775562
128063b972
1347939738
142a3cc170
151a48676e
hex112e0aa6

288230054 has 12 divisors (see below), whose sum is σ = 502932204. Its totient is φ = 123527124.

The previous prime is 288230051. The next prime is 288230069. The reversal of 288230054 is 450032882.

It is a self number, because there is not a number n which added to its sum of digits gives 288230054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (288230051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1470464 + ... + 1470659.

It is an arithmetic number, because the mean of its divisors is an integer number (41911017).

Almost surely, 2288230054 is an apocalyptic number.

288230054 is a deficient number, since it is larger than the sum of its proper divisors (214702150).

288230054 is a wasteful number, since it uses less digits than its factorization.

288230054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2941139 (or 2941132 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 288230054 is about 16977.3394264237. The cubic root of 288230054 is about 660.5612413066.

The spelling of 288230054 in words is "two hundred eighty-eight million, two hundred thirty thousand, fifty-four".

Divisors: 1 2 7 14 49 98 2941123 5882246 20587861 41175722 144115027 288230054