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47908491083659 = 113423968947643
BaseRepresentation
bin10101110010010100100001…
…00101111011111110001011
320021122000012010010210222001
422321022100211323332023
522234413042204134114
6245520505034411431
713043163033104353
oct1271122045737613
9207560163123861
1047908491083659
11142a0971277018
125458ba0890b77
13209699c874b3b
14bb8ad76b5b63
155813230e9374
hex2b929097bf8b

47908491083659 has 4 divisors (see below), whose sum is σ = 48332460031416. Its totient is φ = 47484522135904.

The previous prime is 47908491083653. The next prime is 47908491083671. The reversal of 47908491083659 is 95638019480974.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-47908491083659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47908491083591 and 47908491083600.

It is not an unprimeable number, because it can be changed into a prime (47908491083653) 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, 211984473709 + ... + 211984473934.

It is an arithmetic number, because the mean of its divisors is an integer number (12083115007854).

Almost surely, 247908491083659 is an apocalyptic number.

47908491083659 is a deficient number, since it is larger than the sum of its proper divisors (423968947757).

47908491083659 is a wasteful number, since it uses less digits than its factorization.

47908491083659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423968947756.

The product of its (nonzero) digits is 470292480, while the sum is 73.

The spelling of 47908491083659 in words is "forty-seven trillion, nine hundred eight billion, four hundred ninety-one million, eighty-three thousand, six hundred fifty-nine".

Divisors: 1 113 423968947643 47908491083659