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361040242 = 21918315189
BaseRepresentation
bin10101100001010…
…000100101110010
3221011100202002211
4111201100211302
51214411241432
655454202334
711642535313
oct2541204562
9834322084
10361040242
11175885972
12a0ab33aa
1359a503a4
1435d4260a
1521a69d47
hex15850972

361040242 has 16 divisors (see below), whose sum is σ = 570484800. Its totient is φ = 170892720.

The previous prime is 361040213. The next prime is 361040243. The reversal of 361040242 is 242040163.

It is a happy number.

361040242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (361040243) 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, 66984 + ... + 72172.

It is an arithmetic number, because the mean of its divisors is an integer number (35655300).

Almost surely, 2361040242 is an apocalyptic number.

361040242 is a deficient number, since it is larger than the sum of its proper divisors (209444558).

361040242 is a wasteful number, since it uses less digits than its factorization.

361040242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7041.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 361040242 is about 19001.0589704890. The cubic root of 361040242 is about 712.0631926932.

The spelling of 361040242 in words is "three hundred sixty-one million, forty thousand, two hundred forty-two".

Divisors: 1 2 19 38 1831 3662 5189 10378 34789 69578 98591 197182 9501059 19002118 180520121 361040242