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2064615430361 = 11319191427439
BaseRepresentation
bin11110000010110100101…
…010110101100011011001
321022101010121011210220112
4132002310222311203121
5232311313022232421
64220245441534105
7302110044412661
oct36026452654331
97271117153815
102064615430361
1172666464a000
12294177644335
1311c900282033
1471cdc2d91a1
1538a8aa2045b
hex1e0b4ab58d9

2064615430361 has 32 divisors (see below), whose sum is σ = 2402965094400. Its totient is φ = 1768823931600.

The previous prime is 2064615430357. The next prime is 2064615430363. The reversal of 2064615430361 is 1630345164602.

It is not a de Polignac number, because 2064615430361 - 22 = 2064615430357 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2064615430363) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4616480 + ... + 5043918.

It is an arithmetic number, because the mean of its divisors is an integer number (75092659200).

Almost surely, 22064615430361 is an apocalyptic number.

It is an amenable number.

2064615430361 is a deficient number, since it is larger than the sum of its proper divisors (338349664039).

2064615430361 is a wasteful number, since it uses less digits than its factorization.

2064615430361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427682 (or 427660 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 2064615430361 in words is "two trillion, sixty-four billion, six hundred fifteen million, four hundred thirty thousand, three hundred sixty-one".

Divisors: 1 11 19 121 191 209 1331 2101 2299 3629 23111 25289 39919 254221 427439 439109 4701829 4830199 8121341 51720119 81640849 89334751 568921309 898049339 982682261 1551176131 9878542729 10809504871 17062937441 108663970019 187692311851 2064615430361