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442104322230 = 23254912270247
BaseRepresentation
bin1100110111011110111…
…10001001100010110110
31120021011000021112220200
412123233132021202312
524220412201302410
6535033325541330
743640520510024
oct6335736114266
91507130245820
10442104322230
1116054a40091a
1271823a14846
13328c8662b8c
1417580023714
15b777eed3c0
hex66ef7898b6

442104322230 has 24 divisors (see below), whose sum is σ = 1149471238032. Its totient is φ = 117894485904.

The previous prime is 442104322213. The next prime is 442104322237. The reversal of 442104322230 is 32223401244.

442104322230 is a `hidden beast` number, since 4 + 4 + 2 + 1 + 0 + 432 + 223 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 442104322194 and 442104322203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442104322237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2456135034 + ... + 2456135213.

It is an arithmetic number, because the mean of its divisors is an integer number (47894634918).

Almost surely, 2442104322230 is an apocalyptic number.

442104322230 is an abundant number, since it is smaller than the sum of its proper divisors (707366915802).

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

442104322230 is a wasteful number, since it uses less digits than its factorization.

442104322230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4912270260 (or 4912270257 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 442104322230 its reverse (32223401244), we get a palindrome (474327723474).

The spelling of 442104322230 in words is "four hundred forty-two billion, one hundred four million, three hundred twenty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 4912270247 9824540494 14736810741 24561351235 29473621482 44210432223 49122702470 73684053705 88420864446 147368107410 221052161115 442104322230