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4280131068757 = 20878779233609
BaseRepresentation
bin111110010010001011101…
…100010010001101010101
3120011011202200201102221221
4332102023230102031111
51030111202023200012
613034133131010341
7621141431543305
oct76221354221525
916134680642857
104280131068757
111400214450835
125916272999b1
132507cb45079b
1410b233757605
157650918d507
hex3e48bb12355

4280131068757 has 8 divisors (see below), whose sum is σ = 4282688030400. Its totient is φ = 4277574596064.

The previous prime is 4280131068677. The next prime is 4280131068799. The reversal of 4280131068757 is 7578601310824.

4280131068757 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4280131068757 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 (4280132068757) 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, 18204969 + ... + 18438577.

It is an arithmetic number, because the mean of its divisors is an integer number (535336003800).

Almost surely, 24280131068757 is an apocalyptic number.

It is an amenable number.

4280131068757 is a deficient number, since it is larger than the sum of its proper divisors (2556961643).

4280131068757 is a wasteful number, since it uses less digits than its factorization.

4280131068757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244475.

The product of its (nonzero) digits is 2257920, while the sum is 52.

The spelling of 4280131068757 in words is "four trillion, two hundred eighty billion, one hundred thirty-one million, sixty-eight thousand, seven hundred fifty-seven".

Divisors: 1 2087 8779 233609 18321773 487541983 2050853411 4280131068757