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4048121820287 = 19673179985719
BaseRepresentation
bin111010111010000110110…
…111001111010001111111
3112022222220120101110100102
4322322012313033101333
51012311023141222122
612335403111351315
7565316142506216
oct72720667172177
915288816343312
104048121820287
111320887262486
1255467798253b
132349757046cc
14ddd0444607d
157047aa02492
hex3ae86dcf47f

4048121820287 has 8 divisors (see below), whose sum is σ = 4324780579200. Its totient is φ = 3777823032984.

The previous prime is 4048121820271. The next prime is 4048121820343. The reversal of 4048121820287 is 7820281218404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4048121820287 - 24 = 4048121820271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4048121820217) 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, 1589991587 + ... + 1589994132.

It is an arithmetic number, because the mean of its divisors is an integer number (540597572400).

Almost surely, 24048121820287 is an apocalyptic number.

4048121820287 is a deficient number, since it is larger than the sum of its proper divisors (276658758913).

4048121820287 is a wasteful number, since it uses less digits than its factorization.

4048121820287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3179985805.

The product of its (nonzero) digits is 458752, while the sum is 47.

The spelling of 4048121820287 in words is "four trillion, forty-eight billion, one hundred twenty-one million, eight hundred twenty thousand, two hundred eighty-seven".

Divisors: 1 19 67 1273 3179985719 60419728661 213059043173 4048121820287