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242120363 = 1916378179
BaseRepresentation
bin11100110111001…
…11011010101011
3121212120222200212
432123213122223
5443440322423
640005251335
75666663162
oct1633473253
9555528625
10242120363
11114741681
1269103b4b
133b213cb4
14242283d9
15163c9578
hexe6e76ab

242120363 has 8 divisors (see below), whose sum is σ = 256430400. Its totient is φ = 227967048.

The previous prime is 242120309. The next prime is 242120369. The reversal of 242120363 is 363021242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242120363 - 26 = 242120299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242120369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35993 + ... + 42186.

It is an arithmetic number, because the mean of its divisors is an integer number (32053800).

Almost surely, 2242120363 is an apocalyptic number.

242120363 is a deficient number, since it is larger than the sum of its proper divisors (14310037).

242120363 is a wasteful number, since it uses less digits than its factorization.

242120363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78361.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 242120363 is about 15560.2173185338. The cubic root of 242120363 is about 623.2712658672.

The spelling of 242120363 in words is "two hundred forty-two million, one hundred twenty thousand, three hundred sixty-three".

Divisors: 1 19 163 3097 78179 1485401 12743177 242120363