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142343030304 = 25321034798511
BaseRepresentation
bin1000010010010001001…
…1100100011000100000
3111121102010112011002100
42010210103210120200
54313004303432204
6145220321050400
713166251536306
oct2044423443040
9447363464070
10142343030304
1155404a25522
1223706486a00
1310566122067
146c6489c276
153a81792a39
hex21244e4620

142343030304 has 72 divisors (see below), whose sum is σ = 408718058112. Its totient is φ = 46987009920.

The previous prime is 142343030281. The next prime is 142343030317. The reversal of 142343030304 is 403030343241.

142343030304 is a `hidden beast` number, since 14 + 2 + 343 + 0 + 3 + 0 + 304 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×1423430303042 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2369592 + ... + 2428919.

It is an arithmetic number, because the mean of its divisors is an integer number (5676639696).

Almost surely, 2142343030304 is an apocalyptic number.

It is an amenable number.

142343030304 is an abundant number, since it is smaller than the sum of its proper divisors (266375027808).

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

142343030304 is a wasteful number, since it uses less digits than its factorization.

142343030304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4798630 (or 4798619 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 142343030304 its reverse (403030343241), we get a palindrome (545373373545).

The spelling of 142343030304 in words is "one hundred forty-two billion, three hundred forty-three million, thirty thousand, three hundred four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 103 144 206 288 309 412 618 824 927 1236 1648 1854 2472 3296 3708 4944 7416 9888 14832 29664 4798511 9597022 14395533 19194044 28791066 38388088 43186599 57582132 76776176 86373198 115164264 153552352 172746396 230328528 345492792 460657056 494246633 690985584 988493266 1381971168 1482739899 1976986532 2965479798 3953973064 4448219697 5930959596 7907946128 8896439394 11861919192 15815892256 17792878788 23723838384 35585757576 47447676768 71171515152 142343030304