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120320144204 = 22132587303217
BaseRepresentation
bin111000000001110100…
…0111011001101001100
3102111120022120121210012
41300003220323031030
53432403424103304
6131135130132352
711456434231301
oct1600350731514
9374508517705
10120320144204
1147033648207
121b39ab810b8
13b466619100
145b75a810a8
1531e314316e
hex1c03a3b34c

120320144204 has 36 divisors (see below), whose sum is σ = 228392287704. Its totient is φ = 55437587712.

The previous prime is 120320144179. The next prime is 120320144281. The reversal of 120320144204 is 402441023021.

It is a self number, because there is not a number n which added to its sum of digits gives 120320144204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 245204 + ... + 548420.

It is an arithmetic number, because the mean of its divisors is an integer number (6344230214).

Almost surely, 2120320144204 is an apocalyptic number.

It is an amenable number.

120320144204 is a deficient number, since it is larger than the sum of its proper divisors (108072143500).

120320144204 is a wasteful number, since it uses less digits than its factorization.

120320144204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303834 (or 303819 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 120320144204 its reverse (402441023021), we get a palindrome (522761167225).

The spelling of 120320144204 in words is "one hundred twenty billion, three hundred twenty million, one hundred forty-four thousand, two hundred four".

Divisors: 1 2 4 13 26 52 169 338 587 676 1174 2348 7631 15262 30524 99203 198406 303217 396812 606434 1212868 3941821 7883642 15767284 51243673 102487346 177988379 204974692 355976758 711953516 2313848927 4627697854 9255395708 30080036051 60160072102 120320144204