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47517054113 = 54187831893
BaseRepresentation
bin101100010000001111…
…001011010010100001
311112122112201110012002
4230100033023102201
51234303331212423
633455023213345
73301342203314
oct542017132241
9145575643162
1047517054113
1119174158061
129261447255
134633531b89
14242aa7c97b
1513818d7228
hexb103cb4a1

47517054113 has 4 divisors (see below), whose sum is σ = 47604886548. Its totient is φ = 47429221680.

The previous prime is 47517054073. The next prime is 47517054131. The reversal of 47517054113 is 31145071574.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 37514653969 + 10002400144 = 193687^2 + 100012^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-47517054113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47517054133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43915406 + ... + 43916487.

It is an arithmetic number, because the mean of its divisors is an integer number (11901221637).

Almost surely, 247517054113 is an apocalyptic number.

It is an amenable number.

47517054113 is a deficient number, since it is larger than the sum of its proper divisors (87832435).

47517054113 is an equidigital number, since it uses as much as digits as its factorization.

47517054113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87832434.

The product of its (nonzero) digits is 58800, while the sum is 38.

The spelling of 47517054113 in words is "forty-seven billion, five hundred seventeen million, fifty-four thousand, one hundred thirteen".

Divisors: 1 541 87831893 47517054113