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38760290247 = 371845728107
BaseRepresentation
bin100100000110010010…
…110001011111000111
310201001021022202102110
4210012102301133013
51113340113241442
625450051312103
72541342013440
oct440622613707
9121037282373
1038760290247
111549019a828
1276188ab633
1338692966b3
141c39aa22c7
15101cc5569c
hex9064b17c7

38760290247 has 8 divisors (see below), whose sum is σ = 59063299456. Its totient is φ = 22148737272.

The previous prime is 38760290203. The next prime is 38760290341. The reversal of 38760290247 is 74209206783.

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

It is not a de Polignac number, because 38760290247 - 27 = 38760290119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38760290196 and 38760290205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38760290747) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 922864033 + ... + 922864074.

It is an arithmetic number, because the mean of its divisors is an integer number (7382912432).

Almost surely, 238760290247 is an apocalyptic number.

38760290247 is a deficient number, since it is larger than the sum of its proper divisors (20303009209).

38760290247 is a wasteful number, since it uses less digits than its factorization.

38760290247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845728117.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 38760290247 in words is "thirty-eight billion, seven hundred sixty million, two hundred ninety thousand, two hundred forty-seven".

Divisors: 1 3 7 21 1845728107 5537184321 12920096749 38760290247